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Finding the Fourth Proportional to 8,398.05, 12,593.88 and 2,473.68

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Solution

The fourth proportional to 8,398.05, 12,593.88 and 2,473.68 is: 3,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,398.05 : 12,593.88 = 2,473.68 : x
  2. Step 2: Convert to fraction form
    8,398.05/12,593.88 = 2,473.68/x
  3. Step 3: Cross multiply
    8,398.05x = 12,593.88 × 2,473.68
  4. Step 4: Simplify right side
    8,398.05x = 31,153,229.08
  5. Step 5: Solve for x
    x = 31,153,229.08/8,398.05
  6. Step 6: Final answer
    x = 3,709.58

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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.