Home / 8,382.15-12,576.33-3,452.22

Finding the Fourth Proportional to 8,382.15, 12,576.33 and 3,452.22

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Solution

The fourth proportional to 8,382.15, 12,576.33 and 3,452.22 is: 5,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.15 : 12,576.33 = 3,452.22 : x
  2. Step 2: Convert to fraction form
    8,382.15/12,576.33 = 3,452.22/x
  3. Step 3: Cross multiply
    8,382.15x = 12,576.33 × 3,452.22
  4. Step 4: Simplify right side
    8,382.15x = 43,416,257.95
  5. Step 5: Solve for x
    x = 43,416,257.95/8,382.15
  6. Step 6: Final answer
    x = 5,179.61

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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.