Fourth proportional to $2,3,4$ is

Fourth proportional to $2,3,4$ is
  1. $6$
  2. $8$
  3. $5$
  4. $24$

Solution

$2:3::4:x \Rightarrow 2x = 12 \Rightarrow x = 6$.

Asked in: MH-SSC-9

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