Home / 11,755.82-17,642.25-4,361.33

Finding the Fourth Proportional to 11,755.82, 17,642.25 and 4,361.33

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Solution

The fourth proportional to 11,755.82, 17,642.25 and 4,361.33 is: 6,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.82 : 17,642.25 = 4,361.33 : x
  2. Step 2: Convert to fraction form
    11,755.82/17,642.25 = 4,361.33/x
  3. Step 3: Cross multiply
    11,755.82x = 17,642.25 × 4,361.33
  4. Step 4: Simplify right side
    11,755.82x = 76,943,585.98
  5. Step 5: Solve for x
    x = 76,943,585.98/11,755.82
  6. Step 6: Final answer
    x = 6,545.15

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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.