Home / 8,132.06-12,195.98-3,201.72

Finding the Fourth Proportional to 8,132.06, 12,195.98 and 3,201.72

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Solution

The fourth proportional to 8,132.06, 12,195.98 and 3,201.72 is: 4,801.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.06 : 12,195.98 = 3,201.72 : x
  2. Step 2: Convert to fraction form
    8,132.06/12,195.98 = 3,201.72/x
  3. Step 3: Cross multiply
    8,132.06x = 12,195.98 × 3,201.72
  4. Step 4: Simplify right side
    8,132.06x = 39,048,113.09
  5. Step 5: Solve for x
    x = 39,048,113.09/8,132.06
  6. Step 6: Final answer
    x = 4,801.75

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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.