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Finding the Fourth Proportional to 1,843.71, 2,762.46 and 1,183.97

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Solution

The fourth proportional to 1,843.71, 2,762.46 and 1,183.97 is: 1,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.71 : 2,762.46 = 1,183.97 : x
  2. Step 2: Convert to fraction form
    1,843.71/2,762.46 = 1,183.97/x
  3. Step 3: Cross multiply
    1,843.71x = 2,762.46 × 1,183.97
  4. Step 4: Simplify right side
    1,843.71x = 3,270,655.95
  5. Step 5: Solve for x
    x = 3,270,655.95/1,843.71
  6. Step 6: Final answer
    x = 1,773.95

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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.