Home / 8,469.26-12,704.16-2,625.92

Finding the Fourth Proportional to 8,469.26, 12,704.16 and 2,625.92

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Solution

The fourth proportional to 8,469.26, 12,704.16 and 2,625.92 is: 3,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469.26 : 12,704.16 = 2,625.92 : x
  2. Step 2: Convert to fraction form
    8,469.26/12,704.16 = 2,625.92/x
  3. Step 3: Cross multiply
    8,469.26x = 12,704.16 × 2,625.92
  4. Step 4: Simplify right side
    8,469.26x = 33,360,107.83
  5. Step 5: Solve for x
    x = 33,360,107.83/8,469.26
  6. Step 6: Final answer
    x = 3,938.96

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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.