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Finding the Fourth Proportional to 5,591.97, 7,717.14 and 3,202.34

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Solution

The fourth proportional to 5,591.97, 7,717.14 and 3,202.34 is: 4,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,591.97 : 7,717.14 = 3,202.34 : x
  2. Step 2: Convert to fraction form
    5,591.97/7,717.14 = 3,202.34/x
  3. Step 3: Cross multiply
    5,591.97x = 7,717.14 × 3,202.34
  4. Step 4: Simplify right side
    5,591.97x = 24,712,867.52
  5. Step 5: Solve for x
    x = 24,712,867.52/5,591.97
  6. Step 6: Final answer
    x = 4,419.35

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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.