Home / 3,272.38-4,901.88-2,722.80

Finding the Fourth Proportional to 3,272.38, 4,901.88 and 2,722.80

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Solution

The fourth proportional to 3,272.38, 4,901.88 and 2,722.80 is: 4,078.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.38 : 4,901.88 = 2,722.80 : x
  2. Step 2: Convert to fraction form
    3,272.38/4,901.88 = 2,722.80/x
  3. Step 3: Cross multiply
    3,272.38x = 4,901.88 × 2,722.80
  4. Step 4: Simplify right side
    3,272.38x = 13,346,838.86
  5. Step 5: Solve for x
    x = 13,346,838.86/3,272.38
  6. Step 6: Final answer
    x = 4,078.63

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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.