Home / 8,481.11-11,696.40-5,493.83

Finding the Fourth Proportional to 8,481.11, 11,696.40 and 5,493.83

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Solution

The fourth proportional to 8,481.11, 11,696.40 and 5,493.83 is: 7,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.11 : 11,696.40 = 5,493.83 : x
  2. Step 2: Convert to fraction form
    8,481.11/11,696.40 = 5,493.83/x
  3. Step 3: Cross multiply
    8,481.11x = 11,696.40 × 5,493.83
  4. Step 4: Simplify right side
    8,481.11x = 64,257,974.73
  5. Step 5: Solve for x
    x = 64,257,974.73/8,481.11
  6. Step 6: Final answer
    x = 7,576.60

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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.