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Finding the Fourth Proportional to 7,229.06, 10,027.12 and 7,037.04

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Solution

The fourth proportional to 7,229.06, 10,027.12 and 7,037.04 is: 9,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.06 : 10,027.12 = 7,037.04 : x
  2. Step 2: Convert to fraction form
    7,229.06/10,027.12 = 7,037.04/x
  3. Step 3: Cross multiply
    7,229.06x = 10,027.12 × 7,037.04
  4. Step 4: Simplify right side
    7,229.06x = 70,561,244.52
  5. Step 5: Solve for x
    x = 70,561,244.52/7,229.06
  6. Step 6: Final answer
    x = 9,760.78

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.