Home / 2,182.27-3,273.41-538.85

Finding the Fourth Proportional to 2,182.27, 3,273.41 and 538.85

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Solution

The fourth proportional to 2,182.27, 3,273.41 and 538.85 is: 808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.27 : 3,273.41 = 538.85 : x
  2. Step 2: Convert to fraction form
    2,182.27/3,273.41 = 538.85/x
  3. Step 3: Cross multiply
    2,182.27x = 3,273.41 × 538.85
  4. Step 4: Simplify right side
    2,182.27x = 1,763,876.98
  5. Step 5: Solve for x
    x = 1,763,876.98/2,182.27
  6. Step 6: Final answer
    x = 808.28

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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.