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Finding the Fourth Proportional to 6,613.14, 9,919.71 and 2,452.98

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Solution

The fourth proportional to 6,613.14, 9,919.71 and 2,452.98 is: 3,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.14 : 9,919.71 = 2,452.98 : x
  2. Step 2: Convert to fraction form
    6,613.14/9,919.71 = 2,452.98/x
  3. Step 3: Cross multiply
    6,613.14x = 9,919.71 × 2,452.98
  4. Step 4: Simplify right side
    6,613.14x = 24,332,850.24
  5. Step 5: Solve for x
    x = 24,332,850.24/6,613.14
  6. Step 6: Final answer
    x = 3,679.47

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.