Home / 3,968.11-5,947.57-2,650.29

Finding the Fourth Proportional to 3,968.11, 5,947.57 and 2,650.29

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Solution

The fourth proportional to 3,968.11, 5,947.57 and 2,650.29 is: 3,972.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.11 : 5,947.57 = 2,650.29 : x
  2. Step 2: Convert to fraction form
    3,968.11/5,947.57 = 2,650.29/x
  3. Step 3: Cross multiply
    3,968.11x = 5,947.57 × 2,650.29
  4. Step 4: Simplify right side
    3,968.11x = 15,762,785.30
  5. Step 5: Solve for x
    x = 15,762,785.30/3,968.11
  6. Step 6: Final answer
    x = 3,972.37

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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.