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Finding the Fourth Proportional to 3,092.87, 4,640.07 and 1,244.25

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Solution

The fourth proportional to 3,092.87, 4,640.07 and 1,244.25 is: 1,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.87 : 4,640.07 = 1,244.25 : x
  2. Step 2: Convert to fraction form
    3,092.87/4,640.07 = 1,244.25/x
  3. Step 3: Cross multiply
    3,092.87x = 4,640.07 × 1,244.25
  4. Step 4: Simplify right side
    3,092.87x = 5,773,407.10
  5. Step 5: Solve for x
    x = 5,773,407.10/3,092.87
  6. Step 6: Final answer
    x = 1,866.68

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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.