Home / 5,082.66-7,623.49-1,571.73

Finding the Fourth Proportional to 5,082.66, 7,623.49 and 1,571.73

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Solution

The fourth proportional to 5,082.66, 7,623.49 and 1,571.73 is: 2,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.66 : 7,623.49 = 1,571.73 : x
  2. Step 2: Convert to fraction form
    5,082.66/7,623.49 = 1,571.73/x
  3. Step 3: Cross multiply
    5,082.66x = 7,623.49 × 1,571.73
  4. Step 4: Simplify right side
    5,082.66x = 11,982,067.94
  5. Step 5: Solve for x
    x = 11,982,067.94/5,082.66
  6. Step 6: Final answer
    x = 2,357.44

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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.