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Finding the Fourth Proportional to 11,259.82, 16,884.41 and 6,581.17

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Solution

The fourth proportional to 11,259.82, 16,884.41 and 6,581.17 is: 9,868.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.82 : 16,884.41 = 6,581.17 : x
  2. Step 2: Convert to fraction form
    11,259.82/16,884.41 = 6,581.17/x
  3. Step 3: Cross multiply
    11,259.82x = 16,884.41 × 6,581.17
  4. Step 4: Simplify right side
    11,259.82x = 111,119,172.56
  5. Step 5: Solve for x
    x = 111,119,172.56/11,259.82
  6. Step 6: Final answer
    x = 9,868.65

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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.