Home / 5,538.43-8,310.96-2,251.27

Finding the Fourth Proportional to 5,538.43, 8,310.96 and 2,251.27

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Solution

The fourth proportional to 5,538.43, 8,310.96 and 2,251.27 is: 3,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.43 : 8,310.96 = 2,251.27 : x
  2. Step 2: Convert to fraction form
    5,538.43/8,310.96 = 2,251.27/x
  3. Step 3: Cross multiply
    5,538.43x = 8,310.96 × 2,251.27
  4. Step 4: Simplify right side
    5,538.43x = 18,710,214.92
  5. Step 5: Solve for x
    x = 18,710,214.92/5,538.43
  6. Step 6: Final answer
    x = 3,378.25

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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.