Home / 3,227.45-4,454.25-1,901.13

Finding the Fourth Proportional to 3,227.45, 4,454.25 and 1,901.13

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Solution

The fourth proportional to 3,227.45, 4,454.25 and 1,901.13 is: 2,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.45 : 4,454.25 = 1,901.13 : x
  2. Step 2: Convert to fraction form
    3,227.45/4,454.25 = 1,901.13/x
  3. Step 3: Cross multiply
    3,227.45x = 4,454.25 × 1,901.13
  4. Step 4: Simplify right side
    3,227.45x = 8,468,108.30
  5. Step 5: Solve for x
    x = 8,468,108.30/3,227.45
  6. Step 6: Final answer
    x = 2,623.78

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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.