Home / 3,217.28-4,451.94-2,744.42

Finding the Fourth Proportional to 3,217.28, 4,451.94 and 2,744.42

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Solution

The fourth proportional to 3,217.28, 4,451.94 and 2,744.42 is: 3,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.28 : 4,451.94 = 2,744.42 : x
  2. Step 2: Convert to fraction form
    3,217.28/4,451.94 = 2,744.42/x
  3. Step 3: Cross multiply
    3,217.28x = 4,451.94 × 2,744.42
  4. Step 4: Simplify right side
    3,217.28x = 12,217,970.92
  5. Step 5: Solve for x
    x = 12,217,970.92/3,217.28
  6. Step 6: Final answer
    x = 3,797.61

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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.