Home / 10,286.24-15,425.52-3,358.88

Finding the Fourth Proportional to 10,286.24, 15,425.52 and 3,358.88

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Solution

The fourth proportional to 10,286.24, 15,425.52 and 3,358.88 is: 5,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.24 : 15,425.52 = 3,358.88 : x
  2. Step 2: Convert to fraction form
    10,286.24/15,425.52 = 3,358.88/x
  3. Step 3: Cross multiply
    10,286.24x = 15,425.52 × 3,358.88
  4. Step 4: Simplify right side
    10,286.24x = 51,812,470.62
  5. Step 5: Solve for x
    x = 51,812,470.62/10,286.24
  6. Step 6: Final answer
    x = 5,037.07

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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.