Home / 8,218.15-12,327.24-2,375.23

Finding the Fourth Proportional to 8,218.15, 12,327.24 and 2,375.23

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Solution

The fourth proportional to 8,218.15, 12,327.24 and 2,375.23 is: 3,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.15 : 12,327.24 = 2,375.23 : x
  2. Step 2: Convert to fraction form
    8,218.15/12,327.24 = 2,375.23/x
  3. Step 3: Cross multiply
    8,218.15x = 12,327.24 × 2,375.23
  4. Step 4: Simplify right side
    8,218.15x = 29,279,956.75
  5. Step 5: Solve for x
    x = 29,279,956.75/8,218.15
  6. Step 6: Final answer
    x = 3,562.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.