Home / 11,843.20-17,747.52-6,650.56

Finding the Fourth Proportional to 11,843.20, 17,747.52 and 6,650.56

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Solution

The fourth proportional to 11,843.20, 17,747.52 and 6,650.56 is: 9,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.20 : 17,747.52 = 6,650.56 : x
  2. Step 2: Convert to fraction form
    11,843.20/17,747.52 = 6,650.56/x
  3. Step 3: Cross multiply
    11,843.20x = 17,747.52 × 6,650.56
  4. Step 4: Simplify right side
    11,843.20x = 118,030,946.61
  5. Step 5: Solve for x
    x = 118,030,946.61/11,843.20
  6. Step 6: Final answer
    x = 9,966.14

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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.