Home / 8,481.48-11,704.42-4,755.56

Finding the Fourth Proportional to 8,481.48, 11,704.42 and 4,755.56

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Solution

The fourth proportional to 8,481.48, 11,704.42 and 4,755.56 is: 6,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.48 : 11,704.42 = 4,755.56 : x
  2. Step 2: Convert to fraction form
    8,481.48/11,704.42 = 4,755.56/x
  3. Step 3: Cross multiply
    8,481.48x = 11,704.42 × 4,755.56
  4. Step 4: Simplify right side
    8,481.48x = 55,661,071.58
  5. Step 5: Solve for x
    x = 55,661,071.58/8,481.48
  6. Step 6: Final answer
    x = 6,562.66

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1.5x scale

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.