Home / 8,224.07-12,337.31-2,379.92

Finding the Fourth Proportional to 8,224.07, 12,337.31 and 2,379.92

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Solution

The fourth proportional to 8,224.07, 12,337.31 and 2,379.92 is: 3,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.07 : 12,337.31 = 2,379.92 : x
  2. Step 2: Convert to fraction form
    8,224.07/12,337.31 = 2,379.92/x
  3. Step 3: Cross multiply
    8,224.07x = 12,337.31 × 2,379.92
  4. Step 4: Simplify right side
    8,224.07x = 29,361,755.08
  5. Step 5: Solve for x
    x = 29,361,755.08/8,224.07
  6. Step 6: Final answer
    x = 3,570.22

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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.