Home / 3,972.87-5,959.31-2,512.44

Finding the Fourth Proportional to 3,972.87, 5,959.31 and 2,512.44

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Solution

The fourth proportional to 3,972.87, 5,959.31 and 2,512.44 is: 3,768.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.87 : 5,959.31 = 2,512.44 : x
  2. Step 2: Convert to fraction form
    3,972.87/5,959.31 = 2,512.44/x
  3. Step 3: Cross multiply
    3,972.87x = 5,959.31 × 2,512.44
  4. Step 4: Simplify right side
    3,972.87x = 14,972,396.25
  5. Step 5: Solve for x
    x = 14,972,396.25/3,972.87
  6. Step 6: Final answer
    x = 3,768.66

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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.