Home / 3,287.82-4,932.18-1,531.92

Finding the Fourth Proportional to 3,287.82, 4,932.18 and 1,531.92

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Solution

The fourth proportional to 3,287.82, 4,932.18 and 1,531.92 is: 2,298.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.82 : 4,932.18 = 1,531.92 : x
  2. Step 2: Convert to fraction form
    3,287.82/4,932.18 = 1,531.92/x
  3. Step 3: Cross multiply
    3,287.82x = 4,932.18 × 1,531.92
  4. Step 4: Simplify right side
    3,287.82x = 7,555,672.87
  5. Step 5: Solve for x
    x = 7,555,672.87/3,287.82
  6. Step 6: Final answer
    x = 2,298.08

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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.