Home / 8,132.13-12,198.20-3,202.27

Finding the Fourth Proportional to 8,132.13, 12,198.20 and 3,202.27

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Solution

The fourth proportional to 8,132.13, 12,198.20 and 3,202.27 is: 4,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.13 : 12,198.20 = 3,202.27 : x
  2. Step 2: Convert to fraction form
    8,132.13/12,198.20 = 3,202.27/x
  3. Step 3: Cross multiply
    8,132.13x = 12,198.20 × 3,202.27
  4. Step 4: Simplify right side
    8,132.13x = 39,061,883.41
  5. Step 5: Solve for x
    x = 39,061,883.41/8,132.13
  6. Step 6: Final answer
    x = 4,803.40

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1.5x scale

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.