Home / 11,581.92-17,368.08-4,654.56

Finding the Fourth Proportional to 11,581.92, 17,368.08 and 4,654.56

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Solution

The fourth proportional to 11,581.92, 17,368.08 and 4,654.56 is: 6,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.92 : 17,368.08 = 4,654.56 : x
  2. Step 2: Convert to fraction form
    11,581.92/17,368.08 = 4,654.56/x
  3. Step 3: Cross multiply
    11,581.92x = 17,368.08 × 4,654.56
  4. Step 4: Simplify right side
    11,581.92x = 80,840,770.44
  5. Step 5: Solve for x
    x = 80,840,770.44/11,581.92
  6. Step 6: Final answer
    x = 6,979.91

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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.