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Finding the Fourth Proportional to 7,304.16, 10,073.12 and 6,245.90

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Solution

The fourth proportional to 7,304.16, 10,073.12 and 6,245.90 is: 8,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304.16 : 10,073.12 = 6,245.90 : x
  2. Step 2: Convert to fraction form
    7,304.16/10,073.12 = 6,245.90/x
  3. Step 3: Cross multiply
    7,304.16x = 10,073.12 × 6,245.90
  4. Step 4: Simplify right side
    7,304.16x = 62,915,700.21
  5. Step 5: Solve for x
    x = 62,915,700.21/7,304.16
  6. Step 6: Final answer
    x = 8,613.68

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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.