Home / 10,246.38-15,359.85-5,046.18

Finding the Fourth Proportional to 10,246.38, 15,359.85 and 5,046.18

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Solution

The fourth proportional to 10,246.38, 15,359.85 and 5,046.18 is: 7,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.38 : 15,359.85 = 5,046.18 : x
  2. Step 2: Convert to fraction form
    10,246.38/15,359.85 = 5,046.18/x
  3. Step 3: Cross multiply
    10,246.38x = 15,359.85 × 5,046.18
  4. Step 4: Simplify right side
    10,246.38x = 77,508,567.87
  5. Step 5: Solve for x
    x = 77,508,567.87/10,246.38
  6. Step 6: Final answer
    x = 7,564.48

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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.