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Finding the Fourth Proportional to 3,594.60, 5,391.90 and 3,134.52

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Solution

The fourth proportional to 3,594.60, 5,391.90 and 3,134.52 is: 4,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,594.60 : 5,391.90 = 3,134.52 : x
  2. Step 2: Convert to fraction form
    3,594.60/5,391.90 = 3,134.52/x
  3. Step 3: Cross multiply
    3,594.60x = 5,391.90 × 3,134.52
  4. Step 4: Simplify right side
    3,594.60x = 16,901,018.39
  5. Step 5: Solve for x
    x = 16,901,018.39/3,594.60
  6. Step 6: Final answer
    x = 4,701.78

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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.