Home / 5,538.35-8,310.56-2,250.56

Finding the Fourth Proportional to 5,538.35, 8,310.56 and 2,250.56

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Solution

The fourth proportional to 5,538.35, 8,310.56 and 2,250.56 is: 3,377.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.35 : 8,310.56 = 2,250.56 : x
  2. Step 2: Convert to fraction form
    5,538.35/8,310.56 = 2,250.56/x
  3. Step 3: Cross multiply
    5,538.35x = 8,310.56 × 2,250.56
  4. Step 4: Simplify right side
    5,538.35x = 18,703,413.91
  5. Step 5: Solve for x
    x = 18,703,413.91/5,538.35
  6. Step 6: Final answer
    x = 3,377.07

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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.