Home / 2,882.73-4,321.32-1,839.79

Finding the Fourth Proportional to 2,882.73, 4,321.32 and 1,839.79

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Solution

The fourth proportional to 2,882.73, 4,321.32 and 1,839.79 is: 2,757.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.73 : 4,321.32 = 1,839.79 : x
  2. Step 2: Convert to fraction form
    2,882.73/4,321.32 = 1,839.79/x
  3. Step 3: Cross multiply
    2,882.73x = 4,321.32 × 1,839.79
  4. Step 4: Simplify right side
    2,882.73x = 7,950,321.32
  5. Step 5: Solve for x
    x = 7,950,321.32/2,882.73
  6. Step 6: Final answer
    x = 2,757.91

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1.5x scale

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.