Home / 5,505.08-8,257.89-2,217.73

Finding the Fourth Proportional to 5,505.08, 8,257.89 and 2,217.73

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Solution

The fourth proportional to 5,505.08, 8,257.89 and 2,217.73 is: 3,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.08 : 8,257.89 = 2,217.73 : x
  2. Step 2: Convert to fraction form
    5,505.08/8,257.89 = 2,217.73/x
  3. Step 3: Cross multiply
    5,505.08x = 8,257.89 × 2,217.73
  4. Step 4: Simplify right side
    5,505.08x = 18,313,770.39
  5. Step 5: Solve for x
    x = 18,313,770.39/5,505.08
  6. Step 6: Final answer
    x = 3,326.70

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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.