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Finding the Fourth Proportional to 8,850.68, 13,278 and 2,610.62

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Solution

The fourth proportional to 8,850.68, 13,278 and 2,610.62 is: 3,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.68 : 13,278 = 2,610.62 : x
  2. Step 2: Convert to fraction form
    8,850.68/13,278 = 2,610.62/x
  3. Step 3: Cross multiply
    8,850.68x = 13,278 × 2,610.62
  4. Step 4: Simplify right side
    8,850.68x = 34,663,812.36
  5. Step 5: Solve for x
    x = 34,663,812.36/8,850.68
  6. Step 6: Final answer
    x = 3,916.51

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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.