Home / 8,224.73-12,338.91-3,839.79

Finding the Fourth Proportional to 8,224.73, 12,338.91 and 3,839.79

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Solution

The fourth proportional to 8,224.73, 12,338.91 and 3,839.79 is: 5,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.73 : 12,338.91 = 3,839.79 : x
  2. Step 2: Convert to fraction form
    8,224.73/12,338.91 = 3,839.79/x
  3. Step 3: Cross multiply
    8,224.73x = 12,338.91 × 3,839.79
  4. Step 4: Simplify right side
    8,224.73x = 47,378,823.23
  5. Step 5: Solve for x
    x = 47,378,823.23/8,224.73
  6. Step 6: Final answer
    x = 5,760.53

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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.