Home / 10,488.25-15,732.38-4,332.41

Finding the Fourth Proportional to 10,488.25, 15,732.38 and 4,332.41

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Solution

The fourth proportional to 10,488.25, 15,732.38 and 4,332.41 is: 6,498.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.25 : 15,732.38 = 4,332.41 : x
  2. Step 2: Convert to fraction form
    10,488.25/15,732.38 = 4,332.41/x
  3. Step 3: Cross multiply
    10,488.25x = 15,732.38 × 4,332.41
  4. Step 4: Simplify right side
    10,488.25x = 68,159,098.77
  5. Step 5: Solve for x
    x = 68,159,098.77/10,488.25
  6. Step 6: Final answer
    x = 6,498.62

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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.