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Finding the Fourth Proportional to 10,037.34, 15,073.08 and 8,369.76

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Solution

The fourth proportional to 10,037.34, 15,073.08 and 8,369.76 is: 12,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.34 : 15,073.08 = 8,369.76 : x
  2. Step 2: Convert to fraction form
    10,037.34/15,073.08 = 8,369.76/x
  3. Step 3: Cross multiply
    10,037.34x = 15,073.08 × 8,369.76
  4. Step 4: Simplify right side
    10,037.34x = 126,158,062.06
  5. Step 5: Solve for x
    x = 126,158,062.06/10,037.34
  6. Step 6: Final answer
    x = 12,568.87

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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.