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Finding the Fourth Proportional to 11,553.98, 17,332.18 and 3,760.97

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Solution

The fourth proportional to 11,553.98, 17,332.18 and 3,760.97 is: 5,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.98 : 17,332.18 = 3,760.97 : x
  2. Step 2: Convert to fraction form
    11,553.98/17,332.18 = 3,760.97/x
  3. Step 3: Cross multiply
    11,553.98x = 17,332.18 × 3,760.97
  4. Step 4: Simplify right side
    11,553.98x = 65,185,712.95
  5. Step 5: Solve for x
    x = 65,185,712.95/11,553.98
  6. Step 6: Final answer
    x = 5,641.84

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1.5x scale

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.