Home / 11,932.75-16,468.17-6,627.89

Finding the Fourth Proportional to 11,932.75, 16,468.17 and 6,627.89

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Solution

The fourth proportional to 11,932.75, 16,468.17 and 6,627.89 is: 9,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.75 : 16,468.17 = 6,627.89 : x
  2. Step 2: Convert to fraction form
    11,932.75/16,468.17 = 6,627.89/x
  3. Step 3: Cross multiply
    11,932.75x = 16,468.17 × 6,627.89
  4. Step 4: Simplify right side
    11,932.75x = 109,149,219.26
  5. Step 5: Solve for x
    x = 109,149,219.26/11,932.75
  6. Step 6: Final answer
    x = 9,147.03

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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.