Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 4 - Proportions, Percents, and Solving Inequalities - 4.1 - Ratios and Proportions - Concept Quiz 4.1 - Page 148: 8



Work Step by Step

From the first proportion, we obtain bc = ad. From the second proportion, we obtain ac = bd. For both proportions to be equivalent to each other, bc = ad must be equivalent to ac = bd. Since this is not the case, those proportions aren't equivalent.
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