4.4: Write and Solve Proportions by Using Cross-Products Difficulty Level: At Grade Created by: CK-12 Estimated6 minsto complete % Progress Practice Proportions Using Cross Products MEMORY METER This indicates how strong in your memory this concept is Practice Progress Estimated6 minsto complete % Estimated6 minsto complete % Practice Now MEMORY METER This indicates how strong in your memory this concept is Share Add to Library Turn In Read Practice Resources Details Loading... Notes/Highlights Having trouble? Report an issue. Color Highlighted Text Notes Show More Vocabulary Language: English ▼ English Cross Products To simplify a proportion using cross products, multiply the diagonals of each ratio. Equivalent Equivalent means equal in value or meaning. Proportion A proportion is an equation that shows two equivalent ratios. Image Attributions Show Hide Details Description Learn to write and solve proportions by using cross- products and algebra. Learning Objectives None Related Materials Proportions Using Cross Products Proportions Using Cross Products Difficulty Level: At Grade Authors: Brenda Meery Jen Kershaw Tags: cross-multiplying cross-product MAT.ARI.631.L.3 (1 more) proportion Subjects: mathematics arithmetic math Concept Nodes: MAT.ARI.631 (Proportions Using Cross Products) MAT.ALG.762.2 (Proportions with Variable in the Denominator) Grades: 8 Date Created: Jan 23, 2013 Last Modified: Jan 30, 2017 Vocabulary None Save or share your relevant files like activites, homework and worksheet.To add resources, you must be the owner of the Modality. Click Customize to make your own copy.