Question

Find the fourth proportional to 5.6, 2.1, 1.6 and x​

Answer 1

Answer:

$5.6 : 2.1 = 1.6 : x \\ 5.6 \times x = 2.1 \times 1.6 \\ x = \frac{3.36}{5.6} \\ x = 0.6$

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Answer 2

Answer:

0.6

Step-by-step explanation:

5.6 : 2.1 :: 1.6 : ?

5.6 × ? = 2.1 : 1.6

? = $\frac{2.1 * 1.6}{5.6}$

? = $\frac{3.36}{5.6}$

? = 0.6

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