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Find the Fourth Proportion to the Following: - ICSE Class 10 - Mathematics

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Question

Find the fourth proportion to the following: 

0.7, 4.9 and 1.6 

Solution

Let x be the fourth prcportion .

0.7 : 4.9 :: 1.6 : x 

⇒ 0.7 x X = 4.9 x 1.6 

⇒ x = `(4.9 xx 1.6)/0.7`

⇒ x = 11.2

The fourth proportion is 11.2 

  Is there an error in this question or solution?

APPEARS IN

 Frank Solution for Frank Class 10 Mathematics Part 2 (2016 to Current)
Chapter 9: Ratio and Proportion
Exercise 9.2 | Q: 2.2

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Solution Find the Fourth Proportion to the Following: Concept: Proportions.
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