Home / 3,942.97-5,444.03-2,451.56

Finding the Fourth Proportional to 3,942.97, 5,444.03 and 2,451.56

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Solution

The fourth proportional to 3,942.97, 5,444.03 and 2,451.56 is: 3,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942.97 : 5,444.03 = 2,451.56 : x
  2. Step 2: Convert to fraction form
    3,942.97/5,444.03 = 2,451.56/x
  3. Step 3: Cross multiply
    3,942.97x = 5,444.03 × 2,451.56
  4. Step 4: Simplify right side
    3,942.97x = 13,346,360.41
  5. Step 5: Solve for x
    x = 13,346,360.41/3,942.97
  6. Step 6: Final answer
    x = 3,384.85

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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.