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Finding the Fourth Proportional to 5,445.96, 8,169.96 and 2,325.96

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Solution

The fourth proportional to 5,445.96, 8,169.96 and 2,325.96 is: 3,489.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.96 : 8,169.96 = 2,325.96 : x
  2. Step 2: Convert to fraction form
    5,445.96/8,169.96 = 2,325.96/x
  3. Step 3: Cross multiply
    5,445.96x = 8,169.96 × 2,325.96
  4. Step 4: Simplify right side
    5,445.96x = 19,003,000.16
  5. Step 5: Solve for x
    x = 19,003,000.16/5,445.96
  6. Step 6: Final answer
    x = 3,489.38

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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.