Home / 8,072.52-12,108.96-2,229.33

Finding the Fourth Proportional to 8,072.52, 12,108.96 and 2,229.33

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Solution

The fourth proportional to 8,072.52, 12,108.96 and 2,229.33 is: 3,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.52 : 12,108.96 = 2,229.33 : x
  2. Step 2: Convert to fraction form
    8,072.52/12,108.96 = 2,229.33/x
  3. Step 3: Cross multiply
    8,072.52x = 12,108.96 × 2,229.33
  4. Step 4: Simplify right side
    8,072.52x = 26,994,867.80
  5. Step 5: Solve for x
    x = 26,994,867.80/8,072.52
  6. Step 6: Final answer
    x = 3,344.04

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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.