Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 7 - Similarity - 7-1 Ratios and Proportions - Practice and Problem-Solving Exercises - Page 437: 27



Work Step by Step

You are given $\frac{a}{b}$=$\frac{3}{4}$ The first Property of Proportions states $\frac{a}{b}$=$\frac{c}{d}$ is equivalent to $\frac{b}{a}$=$\frac{d}{c}$ Simply write the reciprocal. So: $\frac{b}{a}$=$\frac{4}{3}$
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