Home / 8,481.18-11,701.17-5,500.74

Finding the Fourth Proportional to 8,481.18, 11,701.17 and 5,500.74

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Solution

The fourth proportional to 8,481.18, 11,701.17 and 5,500.74 is: 7,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.18 : 11,701.17 = 5,500.74 : x
  2. Step 2: Convert to fraction form
    8,481.18/11,701.17 = 5,500.74/x
  3. Step 3: Cross multiply
    8,481.18x = 11,701.17 × 5,500.74
  4. Step 4: Simplify right side
    8,481.18x = 64,365,093.87
  5. Step 5: Solve for x
    x = 64,365,093.87/8,481.18
  6. Step 6: Final answer
    x = 7,589.17

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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.