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Finding the Fourth Proportional to 5,614.54, 7,755.52 and 4,304.47

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Solution

The fourth proportional to 5,614.54, 7,755.52 and 4,304.47 is: 5,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.54 : 7,755.52 = 4,304.47 : x
  2. Step 2: Convert to fraction form
    5,614.54/7,755.52 = 4,304.47/x
  3. Step 3: Cross multiply
    5,614.54x = 7,755.52 × 4,304.47
  4. Step 4: Simplify right side
    5,614.54x = 33,383,403.17
  5. Step 5: Solve for x
    x = 33,383,403.17/5,614.54
  6. Step 6: Final answer
    x = 5,945.88

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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.