Home / 5,538.68-8,305.94-2,375.72

Finding the Fourth Proportional to 5,538.68, 8,305.94 and 2,375.72

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Solution

The fourth proportional to 5,538.68, 8,305.94 and 2,375.72 is: 3,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.68 : 8,305.94 = 2,375.72 : x
  2. Step 2: Convert to fraction form
    5,538.68/8,305.94 = 2,375.72/x
  3. Step 3: Cross multiply
    5,538.68x = 8,305.94 × 2,375.72
  4. Step 4: Simplify right side
    5,538.68x = 19,732,552.19
  5. Step 5: Solve for x
    x = 19,732,552.19/5,538.68
  6. Step 6: Final answer
    x = 3,562.68

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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.