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Finding the Fourth Proportional to 5,355.97, 8,027.79 and 3,598.86

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Solution

The fourth proportional to 5,355.97, 8,027.79 and 3,598.86 is: 5,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.97 : 8,027.79 = 3,598.86 : x
  2. Step 2: Convert to fraction form
    5,355.97/8,027.79 = 3,598.86/x
  3. Step 3: Cross multiply
    5,355.97x = 8,027.79 × 3,598.86
  4. Step 4: Simplify right side
    5,355.97x = 28,890,892.32
  5. Step 5: Solve for x
    x = 28,890,892.32/5,355.97
  6. Step 6: Final answer
    x = 5,394.15

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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.