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Finding the Fourth Proportional to 2,042.92, 3,064.38 and 503.92

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Solution

The fourth proportional to 2,042.92, 3,064.38 and 503.92 is: 755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.92 : 3,064.38 = 503.92 : x
  2. Step 2: Convert to fraction form
    2,042.92/3,064.38 = 503.92/x
  3. Step 3: Cross multiply
    2,042.92x = 3,064.38 × 503.92
  4. Step 4: Simplify right side
    2,042.92x = 1,544,202.37
  5. Step 5: Solve for x
    x = 1,544,202.37/2,042.92
  6. Step 6: Final answer
    x = 755.88

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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.