Home / 4,932.60-7,398.90-2,591.70

Finding the Fourth Proportional to 4,932.60, 7,398.90 and 2,591.70

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Solution

The fourth proportional to 4,932.60, 7,398.90 and 2,591.70 is: 3,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.60 : 7,398.90 = 2,591.70 : x
  2. Step 2: Convert to fraction form
    4,932.60/7,398.90 = 2,591.70/x
  3. Step 3: Cross multiply
    4,932.60x = 7,398.90 × 2,591.70
  4. Step 4: Simplify right side
    4,932.60x = 19,175,729.13
  5. Step 5: Solve for x
    x = 19,175,729.13/4,932.60
  6. Step 6: Final answer
    x = 3,887.55

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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.