Home / 3,956.80-5,944.40-2,480.56

Finding the Fourth Proportional to 3,956.80, 5,944.40 and 2,480.56

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Solution

The fourth proportional to 3,956.80, 5,944.40 and 2,480.56 is: 3,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.80 : 5,944.40 = 2,480.56 : x
  2. Step 2: Convert to fraction form
    3,956.80/5,944.40 = 2,480.56/x
  3. Step 3: Cross multiply
    3,956.80x = 5,944.40 × 2,480.56
  4. Step 4: Simplify right side
    3,956.80x = 14,745,440.86
  5. Step 5: Solve for x
    x = 14,745,440.86/3,956.80
  6. Step 6: Final answer
    x = 3,726.61

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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.