Home / 3,311.60-4,960.32-2,522.88

Finding the Fourth Proportional to 3,311.60, 4,960.32 and 2,522.88

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Solution

The fourth proportional to 3,311.60, 4,960.32 and 2,522.88 is: 3,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.60 : 4,960.32 = 2,522.88 : x
  2. Step 2: Convert to fraction form
    3,311.60/4,960.32 = 2,522.88/x
  3. Step 3: Cross multiply
    3,311.60x = 4,960.32 × 2,522.88
  4. Step 4: Simplify right side
    3,311.60x = 12,514,292.12
  5. Step 5: Solve for x
    x = 12,514,292.12/3,311.60
  6. Step 6: Final answer
    x = 3,778.93

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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.