Home / 3,821.32-5,273.23-2,249.31

Finding the Fourth Proportional to 3,821.32, 5,273.23 and 2,249.31

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Solution

The fourth proportional to 3,821.32, 5,273.23 and 2,249.31 is: 3,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.32 : 5,273.23 = 2,249.31 : x
  2. Step 2: Convert to fraction form
    3,821.32/5,273.23 = 2,249.31/x
  3. Step 3: Cross multiply
    3,821.32x = 5,273.23 × 2,249.31
  4. Step 4: Simplify right side
    3,821.32x = 11,861,128.97
  5. Step 5: Solve for x
    x = 11,861,128.97/3,821.32
  6. Step 6: Final answer
    x = 3,103.94

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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.