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Finding the Fourth Proportional to 5,938.10, 8,906.36 and 2,650.43

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Solution

The fourth proportional to 5,938.10, 8,906.36 and 2,650.43 is: 3,975.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.10 : 8,906.36 = 2,650.43 : x
  2. Step 2: Convert to fraction form
    5,938.10/8,906.36 = 2,650.43/x
  3. Step 3: Cross multiply
    5,938.10x = 8,906.36 × 2,650.43
  4. Step 4: Simplify right side
    5,938.10x = 23,605,683.73
  5. Step 5: Solve for x
    x = 23,605,683.73/5,938.10
  6. Step 6: Final answer
    x = 3,975.29

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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.