Home / 2,250.12-3,377.10-1,324.32

Finding the Fourth Proportional to 2,250.12, 3,377.10 and 1,324.32

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Solution

The fourth proportional to 2,250.12, 3,377.10 and 1,324.32 is: 1,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.12 : 3,377.10 = 1,324.32 : x
  2. Step 2: Convert to fraction form
    2,250.12/3,377.10 = 1,324.32/x
  3. Step 3: Cross multiply
    2,250.12x = 3,377.10 × 1,324.32
  4. Step 4: Simplify right side
    2,250.12x = 4,472,361.07
  5. Step 5: Solve for x
    x = 4,472,361.07/2,250.12
  6. Step 6: Final answer
    x = 1,987.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.