Home / 2,882.30-3,976.85-1,623.29

Finding the Fourth Proportional to 2,882.30, 3,976.85 and 1,623.29

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Solution

The fourth proportional to 2,882.30, 3,976.85 and 1,623.29 is: 2,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.30 : 3,976.85 = 1,623.29 : x
  2. Step 2: Convert to fraction form
    2,882.30/3,976.85 = 1,623.29/x
  3. Step 3: Cross multiply
    2,882.30x = 3,976.85 × 1,623.29
  4. Step 4: Simplify right side
    2,882.30x = 6,455,552.84
  5. Step 5: Solve for x
    x = 6,455,552.84/2,882.30
  6. Step 6: Final answer
    x = 2,239.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.