Home / 3,918.38-5,876.15-1,144.33

Finding the Fourth Proportional to 3,918.38, 5,876.15 and 1,144.33

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Solution

The fourth proportional to 3,918.38, 5,876.15 and 1,144.33 is: 1,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.38 : 5,876.15 = 1,144.33 : x
  2. Step 2: Convert to fraction form
    3,918.38/5,876.15 = 1,144.33/x
  3. Step 3: Cross multiply
    3,918.38x = 5,876.15 × 1,144.33
  4. Step 4: Simplify right side
    3,918.38x = 6,724,234.32
  5. Step 5: Solve for x
    x = 6,724,234.32/3,918.38
  6. Step 6: Final answer
    x = 1,716.08

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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.