Home / 10,037.28-15,055.92-3,882.72

Finding the Fourth Proportional to 10,037.28, 15,055.92 and 3,882.72

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Solution

The fourth proportional to 10,037.28, 15,055.92 and 3,882.72 is: 5,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.28 : 15,055.92 = 3,882.72 : x
  2. Step 2: Convert to fraction form
    10,037.28/15,055.92 = 3,882.72/x
  3. Step 3: Cross multiply
    10,037.28x = 15,055.92 × 3,882.72
  4. Step 4: Simplify right side
    10,037.28x = 58,457,921.70
  5. Step 5: Solve for x
    x = 58,457,921.70/10,037.28
  6. Step 6: Final answer
    x = 5,824.08

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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.