Home / 8,414.24-12,622.83-3,481.12

Finding the Fourth Proportional to 8,414.24, 12,622.83 and 3,481.12

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Solution

The fourth proportional to 8,414.24, 12,622.83 and 3,481.12 is: 5,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.24 : 12,622.83 = 3,481.12 : x
  2. Step 2: Convert to fraction form
    8,414.24/12,622.83 = 3,481.12/x
  3. Step 3: Cross multiply
    8,414.24x = 12,622.83 × 3,481.12
  4. Step 4: Simplify right side
    8,414.24x = 43,941,585.97
  5. Step 5: Solve for x
    x = 43,941,585.97/8,414.24
  6. Step 6: Final answer
    x = 5,222.29

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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.