Home / 3,248.92-4,481.06-2,254.20

Finding the Fourth Proportional to 3,248.92, 4,481.06 and 2,254.20

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Solution

The fourth proportional to 3,248.92, 4,481.06 and 2,254.20 is: 3,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.92 : 4,481.06 = 2,254.20 : x
  2. Step 2: Convert to fraction form
    3,248.92/4,481.06 = 2,254.20/x
  3. Step 3: Cross multiply
    3,248.92x = 4,481.06 × 2,254.20
  4. Step 4: Simplify right side
    3,248.92x = 10,101,205.45
  5. Step 5: Solve for x
    x = 10,101,205.45/3,248.92
  6. Step 6: Final answer
    x = 3,109.10

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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.