Home / 3,272.20-4,908.78-1,080.52

Finding the Fourth Proportional to 3,272.20, 4,908.78 and 1,080.52

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Solution

The fourth proportional to 3,272.20, 4,908.78 and 1,080.52 is: 1,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.20 : 4,908.78 = 1,080.52 : x
  2. Step 2: Convert to fraction form
    3,272.20/4,908.78 = 1,080.52/x
  3. Step 3: Cross multiply
    3,272.20x = 4,908.78 × 1,080.52
  4. Step 4: Simplify right side
    3,272.20x = 5,304,034.97
  5. Step 5: Solve for x
    x = 5,304,034.97/3,272.20
  6. Step 6: Final answer
    x = 1,620.94

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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.