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Finding the Fourth Proportional to 2,034.24, 3,049.92 and 864.24

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Solution

The fourth proportional to 2,034.24, 3,049.92 and 864.24 is: 1,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.24 : 3,049.92 = 864.24 : x
  2. Step 2: Convert to fraction form
    2,034.24/3,049.92 = 864.24/x
  3. Step 3: Cross multiply
    2,034.24x = 3,049.92 × 864.24
  4. Step 4: Simplify right side
    2,034.24x = 2,635,862.86
  5. Step 5: Solve for x
    x = 2,635,862.86/2,034.24
  6. Step 6: Final answer
    x = 1,295.75

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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.