Home / 11,591.37-15,996.75-6,553.76

Finding the Fourth Proportional to 11,591.37, 15,996.75 and 6,553.76

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Solution

The fourth proportional to 11,591.37, 15,996.75 and 6,553.76 is: 9,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.37 : 15,996.75 = 6,553.76 : x
  2. Step 2: Convert to fraction form
    11,591.37/15,996.75 = 6,553.76/x
  3. Step 3: Cross multiply
    11,591.37x = 15,996.75 × 6,553.76
  4. Step 4: Simplify right side
    11,591.37x = 104,838,780.30
  5. Step 5: Solve for x
    x = 104,838,780.30/11,591.37
  6. Step 6: Final answer
    x = 9,044.55

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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.