Home / 3,251.39-4,849.28-2,761.00

Finding the Fourth Proportional to 3,251.39, 4,849.28 and 2,761.00

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Solution

The fourth proportional to 3,251.39, 4,849.28 and 2,761.00 is: 4,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.39 : 4,849.28 = 2,761.00 : x
  2. Step 2: Convert to fraction form
    3,251.39/4,849.28 = 2,761.00/x
  3. Step 3: Cross multiply
    3,251.39x = 4,849.28 × 2,761.00
  4. Step 4: Simplify right side
    3,251.39x = 13,388,856.86
  5. Step 5: Solve for x
    x = 13,388,856.86/3,251.39
  6. Step 6: Final answer
    x = 4,117.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.