Home / 3,744.33-5,167.20-2,065.78

Finding the Fourth Proportional to 3,744.33, 5,167.20 and 2,065.78

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Solution

The fourth proportional to 3,744.33, 5,167.20 and 2,065.78 is: 2,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.33 : 5,167.20 = 2,065.78 : x
  2. Step 2: Convert to fraction form
    3,744.33/5,167.20 = 2,065.78/x
  3. Step 3: Cross multiply
    3,744.33x = 5,167.20 × 2,065.78
  4. Step 4: Simplify right side
    3,744.33x = 10,674,288.09
  5. Step 5: Solve for x
    x = 10,674,288.09/3,744.33
  6. Step 6: Final answer
    x = 2,850.79

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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.