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Finding the Fourth Proportional to 8,595.29, 12,894.17 and 3,260.43

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Solution

The fourth proportional to 8,595.29, 12,894.17 and 3,260.43 is: 4,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.29 : 12,894.17 = 3,260.43 : x
  2. Step 2: Convert to fraction form
    8,595.29/12,894.17 = 3,260.43/x
  3. Step 3: Cross multiply
    8,595.29x = 12,894.17 × 3,260.43
  4. Step 4: Simplify right side
    8,595.29x = 42,040,522.39
  5. Step 5: Solve for x
    x = 42,040,522.39/8,595.29
  6. Step 6: Final answer
    x = 4,891.11

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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.