Home / 3,247.92-4,481.40-2,200.56

Finding the Fourth Proportional to 3,247.92, 4,481.40 and 2,200.56

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Solution

The fourth proportional to 3,247.92, 4,481.40 and 2,200.56 is: 3,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.92 : 4,481.40 = 2,200.56 : x
  2. Step 2: Convert to fraction form
    3,247.92/4,481.40 = 2,200.56/x
  3. Step 3: Cross multiply
    3,247.92x = 4,481.40 × 2,200.56
  4. Step 4: Simplify right side
    3,247.92x = 9,861,589.58
  5. Step 5: Solve for x
    x = 9,861,589.58/3,247.92
  6. Step 6: Final answer
    x = 3,036.28

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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.