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Finding the Fourth Proportional to 1,844.97, 2,764.74 and 1,455.96

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Solution

The fourth proportional to 1,844.97, 2,764.74 and 1,455.96 is: 2,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.97 : 2,764.74 = 1,455.96 : x
  2. Step 2: Convert to fraction form
    1,844.97/2,764.74 = 1,455.96/x
  3. Step 3: Cross multiply
    1,844.97x = 2,764.74 × 1,455.96
  4. Step 4: Simplify right side
    1,844.97x = 4,025,350.85
  5. Step 5: Solve for x
    x = 4,025,350.85/1,844.97
  6. Step 6: Final answer
    x = 2,181.80

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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.