Home / 11,769.86-17,662.23-6,579.14

Finding the Fourth Proportional to 11,769.86, 17,662.23 and 6,579.14

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Solution

The fourth proportional to 11,769.86, 17,662.23 and 6,579.14 is: 9,872.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.86 : 17,662.23 = 6,579.14 : x
  2. Step 2: Convert to fraction form
    11,769.86/17,662.23 = 6,579.14/x
  3. Step 3: Cross multiply
    11,769.86x = 17,662.23 × 6,579.14
  4. Step 4: Simplify right side
    11,769.86x = 116,202,283.88
  5. Step 5: Solve for x
    x = 116,202,283.88/11,769.86
  6. Step 6: Final answer
    x = 9,872.87

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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.