Home / 6,132.28-9,199.92-1,972.36

Finding the Fourth Proportional to 6,132.28, 9,199.92 and 1,972.36

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Solution

The fourth proportional to 6,132.28, 9,199.92 and 1,972.36 is: 2,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.28 : 9,199.92 = 1,972.36 : x
  2. Step 2: Convert to fraction form
    6,132.28/9,199.92 = 1,972.36/x
  3. Step 3: Cross multiply
    6,132.28x = 9,199.92 × 1,972.36
  4. Step 4: Simplify right side
    6,132.28x = 18,145,554.21
  5. Step 5: Solve for x
    x = 18,145,554.21/6,132.28
  6. Step 6: Final answer
    x = 2,959.02

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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.