Home / 3,757.28-5,185.49-2,185.37

Finding the Fourth Proportional to 3,757.28, 5,185.49 and 2,185.37

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Solution

The fourth proportional to 3,757.28, 5,185.49 and 2,185.37 is: 3,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.28 : 5,185.49 = 2,185.37 : x
  2. Step 2: Convert to fraction form
    3,757.28/5,185.49 = 2,185.37/x
  3. Step 3: Cross multiply
    3,757.28x = 5,185.49 × 2,185.37
  4. Step 4: Simplify right side
    3,757.28x = 11,332,177.43
  5. Step 5: Solve for x
    x = 11,332,177.43/3,757.28
  6. Step 6: Final answer
    x = 3,016.06

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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.