Home / 3,248.28-4,481.19-2,255.94

Finding the Fourth Proportional to 3,248.28, 4,481.19 and 2,255.94

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Solution

The fourth proportional to 3,248.28, 4,481.19 and 2,255.94 is: 3,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.28 : 4,481.19 = 2,255.94 : x
  2. Step 2: Convert to fraction form
    3,248.28/4,481.19 = 2,255.94/x
  3. Step 3: Cross multiply
    3,248.28x = 4,481.19 × 2,255.94
  4. Step 4: Simplify right side
    3,248.28x = 10,109,295.77
  5. Step 5: Solve for x
    x = 10,109,295.77/3,248.28
  6. Step 6: Final answer
    x = 3,112.20

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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.