Home / 3,738.20-5,601.12-2,272.92

Finding the Fourth Proportional to 3,738.20, 5,601.12 and 2,272.92

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Solution

The fourth proportional to 3,738.20, 5,601.12 and 2,272.92 is: 3,405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.20 : 5,601.12 = 2,272.92 : x
  2. Step 2: Convert to fraction form
    3,738.20/5,601.12 = 2,272.92/x
  3. Step 3: Cross multiply
    3,738.20x = 5,601.12 × 2,272.92
  4. Step 4: Simplify right side
    3,738.20x = 12,730,897.67
  5. Step 5: Solve for x
    x = 12,730,897.67/3,738.20
  6. Step 6: Final answer
    x = 3,405.62

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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.