Elementary Technical Mathematics

by Nelson, Robert; Eren, Dale;

Published by Brooks Cole

ISBN 10: 1285199197

ISBN 13: 978-1-28519-919-1

Chapter 7 - Section 7.2 - Proportion - Exercises - Page 276: 6

Answer

a) b and 4 b) a and 5 c) 4b d) 5a

Work Step by Step

The means are the 2nd and 3rd terms. The extremes are the 1st and 4th terms. $b \times4=4b$ $a \times5=5a$

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