5. If 2, x, 18 are in continued proportion, find x. – InterviewSolution

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5. If 2, x, 18 are in continued proportion, find x.

Answer»

2,x,18thenx=(2+18)/2x=10ans

2,X,8then,X=(18-2)/2X=8is the right answer

2,x, 18 are in continued proportion so 2/x= x/18or x × x = 2× 18or x^2 = 36or x = 6

x= 6 is the right answer

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