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Finding the Fourth Proportional to 5,000.28, 7,500.48 and 1,713.30

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Solution

The fourth proportional to 5,000.28, 7,500.48 and 1,713.30 is: 2,569.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.28 : 7,500.48 = 1,713.30 : x
  2. Step 2: Convert to fraction form
    5,000.28/7,500.48 = 1,713.30/x
  3. Step 3: Cross multiply
    5,000.28x = 7,500.48 × 1,713.30
  4. Step 4: Simplify right side
    5,000.28x = 12,850,572.38
  5. Step 5: Solve for x
    x = 12,850,572.38/5,000.28
  6. Step 6: Final answer
    x = 2,569.97

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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.