Home / 8,481.26-11,704.83-4,705.61

Finding the Fourth Proportional to 8,481.26, 11,704.83 and 4,705.61

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Solution

The fourth proportional to 8,481.26, 11,704.83 and 4,705.61 is: 6,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.26 : 11,704.83 = 4,705.61 : x
  2. Step 2: Convert to fraction form
    8,481.26/11,704.83 = 4,705.61/x
  3. Step 3: Cross multiply
    8,481.26x = 11,704.83 × 4,705.61
  4. Step 4: Simplify right side
    8,481.26x = 55,078,365.10
  5. Step 5: Solve for x
    x = 55,078,365.10/8,481.26
  6. Step 6: Final answer
    x = 6,494.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.