Home / 3,744.60-5,166.50-2,251.78

Finding the Fourth Proportional to 3,744.60, 5,166.50 and 2,251.78

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Solution

The fourth proportional to 3,744.60, 5,166.50 and 2,251.78 is: 3,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.60 : 5,166.50 = 2,251.78 : x
  2. Step 2: Convert to fraction form
    3,744.60/5,166.50 = 2,251.78/x
  3. Step 3: Cross multiply
    3,744.60x = 5,166.50 × 2,251.78
  4. Step 4: Simplify right side
    3,744.60x = 11,633,821.37
  5. Step 5: Solve for x
    x = 11,633,821.37/3,744.60
  6. Step 6: Final answer
    x = 3,106.83

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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.