Home / 11,204.28-16,760.25-9,207.43

Finding the Fourth Proportional to 11,204.28, 16,760.25 and 9,207.43

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Solution

The fourth proportional to 11,204.28, 16,760.25 and 9,207.43 is: 13,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.28 : 16,760.25 = 9,207.43 : x
  2. Step 2: Convert to fraction form
    11,204.28/16,760.25 = 9,207.43/x
  3. Step 3: Cross multiply
    11,204.28x = 16,760.25 × 9,207.43
  4. Step 4: Simplify right side
    11,204.28x = 154,318,828.66
  5. Step 5: Solve for x
    x = 154,318,828.66/11,204.28
  6. Step 6: Final answer
    x = 13,773.20

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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.