Home / 11,506.20-17,244.30-5,257.04

Finding the Fourth Proportional to 11,506.20, 17,244.30 and 5,257.04

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Solution

The fourth proportional to 11,506.20, 17,244.30 and 5,257.04 is: 7,878.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.20 : 17,244.30 = 5,257.04 : x
  2. Step 2: Convert to fraction form
    11,506.20/17,244.30 = 5,257.04/x
  3. Step 3: Cross multiply
    11,506.20x = 17,244.30 × 5,257.04
  4. Step 4: Simplify right side
    11,506.20x = 90,653,974.87
  5. Step 5: Solve for x
    x = 90,653,974.87/11,506.20
  6. Step 6: Final answer
    x = 7,878.71

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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.