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Finding the Fourth Proportional to 5,827.10, 8,041.16 and 3,174.44

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Solution

The fourth proportional to 5,827.10, 8,041.16 and 3,174.44 is: 4,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.10 : 8,041.16 = 3,174.44 : x
  2. Step 2: Convert to fraction form
    5,827.10/8,041.16 = 3,174.44/x
  3. Step 3: Cross multiply
    5,827.10x = 8,041.16 × 3,174.44
  4. Step 4: Simplify right side
    5,827.10x = 25,526,147.68
  5. Step 5: Solve for x
    x = 25,526,147.68/5,827.10
  6. Step 6: Final answer
    x = 4,380.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.