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Finding the Fourth Proportional to 2,732.60, 4,098.90 and 1,000.52

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Solution

The fourth proportional to 2,732.60, 4,098.90 and 1,000.52 is: 1,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.60 : 4,098.90 = 1,000.52 : x
  2. Step 2: Convert to fraction form
    2,732.60/4,098.90 = 1,000.52/x
  3. Step 3: Cross multiply
    2,732.60x = 4,098.90 × 1,000.52
  4. Step 4: Simplify right side
    2,732.60x = 4,101,031.43
  5. Step 5: Solve for x
    x = 4,101,031.43/2,732.60
  6. Step 6: Final answer
    x = 1,500.78

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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.