Home / 8,301.85-12,454.25-2,755.52

Finding the Fourth Proportional to 8,301.85, 12,454.25 and 2,755.52

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Solution

The fourth proportional to 8,301.85, 12,454.25 and 2,755.52 is: 4,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.85 : 12,454.25 = 2,755.52 : x
  2. Step 2: Convert to fraction form
    8,301.85/12,454.25 = 2,755.52/x
  3. Step 3: Cross multiply
    8,301.85x = 12,454.25 × 2,755.52
  4. Step 4: Simplify right side
    8,301.85x = 34,317,972.98
  5. Step 5: Solve for x
    x = 34,317,972.98/8,301.85
  6. Step 6: Final answer
    x = 4,133.78

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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.