Home / 11,474.28-17,207.52-3,976.09

Finding the Fourth Proportional to 11,474.28, 17,207.52 and 3,976.09

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Solution

The fourth proportional to 11,474.28, 17,207.52 and 3,976.09 is: 5,962.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.28 : 17,207.52 = 3,976.09 : x
  2. Step 2: Convert to fraction form
    11,474.28/17,207.52 = 3,976.09/x
  3. Step 3: Cross multiply
    11,474.28x = 17,207.52 × 3,976.09
  4. Step 4: Simplify right side
    11,474.28x = 68,418,542.28
  5. Step 5: Solve for x
    x = 68,418,542.28/11,474.28
  6. Step 6: Final answer
    x = 5,962.78

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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.