Home / 3,272.80-4,517.45-2,225.47

Finding the Fourth Proportional to 3,272.80, 4,517.45 and 2,225.47

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Solution

The fourth proportional to 3,272.80, 4,517.45 and 2,225.47 is: 3,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.80 : 4,517.45 = 2,225.47 : x
  2. Step 2: Convert to fraction form
    3,272.80/4,517.45 = 2,225.47/x
  3. Step 3: Cross multiply
    3,272.80x = 4,517.45 × 2,225.47
  4. Step 4: Simplify right side
    3,272.80x = 10,053,443.72
  5. Step 5: Solve for x
    x = 10,053,443.72/3,272.80
  6. Step 6: Final answer
    x = 3,071.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.