Home / 11,882.72-16,397.96-6,577.42

Finding the Fourth Proportional to 11,882.72, 16,397.96 and 6,577.42

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Solution

The fourth proportional to 11,882.72, 16,397.96 and 6,577.42 is: 9,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.72 : 16,397.96 = 6,577.42 : x
  2. Step 2: Convert to fraction form
    11,882.72/16,397.96 = 6,577.42/x
  3. Step 3: Cross multiply
    11,882.72x = 16,397.96 × 6,577.42
  4. Step 4: Simplify right side
    11,882.72x = 107,856,270.06
  5. Step 5: Solve for x
    x = 107,856,270.06/11,882.72
  6. Step 6: Final answer
    x = 9,076.73

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1.5x scale

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.