Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 5 - Ratio and Proportion - Review Exercises - Page 377: 12

Answer

Ans: $x\approx2.67$

Work Step by Step

$\frac{3}{1} = \frac{8}{x}$ We need to find the unknown Number in the proportion. First we need to find the cross product i.e. $3\times x = 8 \times 1$ So, $3 x = 8$ Divide both sides by 3 i.e. $3 x \div 3 = 8 \div 3$ so, $x\approx2.67$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.