Home / 11,882.28-16,397.82-6,577.32

Finding the Fourth Proportional to 11,882.28, 16,397.82 and 6,577.32

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Solution

The fourth proportional to 11,882.28, 16,397.82 and 6,577.32 is: 9,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.28 : 16,397.82 = 6,577.32 : x
  2. Step 2: Convert to fraction form
    11,882.28/16,397.82 = 6,577.32/x
  3. Step 3: Cross multiply
    11,882.28x = 16,397.82 × 6,577.32
  4. Step 4: Simplify right side
    11,882.28x = 107,853,709.44
  5. Step 5: Solve for x
    x = 107,853,709.44/11,882.28
  6. Step 6: Final answer
    x = 9,076.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.