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Finding the Fourth Proportional to 2,034.78, 3,052.17 and 573.90

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Solution

The fourth proportional to 2,034.78, 3,052.17 and 573.90 is: 860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034.78 : 3,052.17 = 573.90 : x
  2. Step 2: Convert to fraction form
    2,034.78/3,052.17 = 573.90/x
  3. Step 3: Cross multiply
    2,034.78x = 3,052.17 × 573.90
  4. Step 4: Simplify right side
    2,034.78x = 1,751,640.36
  5. Step 5: Solve for x
    x = 1,751,640.36/2,034.78
  6. Step 6: Final answer
    x = 860.85

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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.