Chapter 5.1, Problem 11E

### Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Chapter
Section

### Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

# In Exercises 5 to 14, find the value of x in each proportion. a) x + 1 x = 10 2 x b) 2 x + 1 x + 1 = 14 3 x − 1

To determine

a) To find:

The value of x in the given proportion.

Explanation

According to Means-Extremes Property, in a proportion, the product of the means equals the product of the extremes.

Calculation:

Consider, x+1x=102x

Apply means-extremes property of proportion in x+1x=102x.

(x+1)(2x)=xâ‹…10â‡’2x2+2x=10x

To determine

b) To find:

The value of x in the given proportion.

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