Home / 3,944.36-5,906.82-2,479.88

Finding the Fourth Proportional to 3,944.36, 5,906.82 and 2,479.88

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Solution

The fourth proportional to 3,944.36, 5,906.82 and 2,479.88 is: 3,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.36 : 5,906.82 = 2,479.88 : x
  2. Step 2: Convert to fraction form
    3,944.36/5,906.82 = 2,479.88/x
  3. Step 3: Cross multiply
    3,944.36x = 5,906.82 × 2,479.88
  4. Step 4: Simplify right side
    3,944.36x = 14,648,204.78
  5. Step 5: Solve for x
    x = 14,648,204.78/3,944.36
  6. Step 6: Final answer
    x = 3,713.71

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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.