Home / 10,613.43-14,642.31-6,136.35

Finding the Fourth Proportional to 10,613.43, 14,642.31 and 6,136.35

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Solution

The fourth proportional to 10,613.43, 14,642.31 and 6,136.35 is: 8,465.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.43 : 14,642.31 = 6,136.35 : x
  2. Step 2: Convert to fraction form
    10,613.43/14,642.31 = 6,136.35/x
  3. Step 3: Cross multiply
    10,613.43x = 14,642.31 × 6,136.35
  4. Step 4: Simplify right side
    10,613.43x = 89,850,338.97
  5. Step 5: Solve for x
    x = 89,850,338.97/10,613.43
  6. Step 6: Final answer
    x = 8,465.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.