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Finding the Fourth Proportional to 2,553.66, 3,832.11 and 1,093.23

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Solution

The fourth proportional to 2,553.66, 3,832.11 and 1,093.23 is: 1,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.66 : 3,832.11 = 1,093.23 : x
  2. Step 2: Convert to fraction form
    2,553.66/3,832.11 = 1,093.23/x
  3. Step 3: Cross multiply
    2,553.66x = 3,832.11 × 1,093.23
  4. Step 4: Simplify right side
    2,553.66x = 4,189,377.62
  5. Step 5: Solve for x
    x = 4,189,377.62/2,553.66
  6. Step 6: Final answer
    x = 1,640.54

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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.