Home / 11,467.62-17,198.19-3,147.96

Finding the Fourth Proportional to 11,467.62, 17,198.19 and 3,147.96

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Solution

The fourth proportional to 11,467.62, 17,198.19 and 3,147.96 is: 4,721.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.62 : 17,198.19 = 3,147.96 : x
  2. Step 2: Convert to fraction form
    11,467.62/17,198.19 = 3,147.96/x
  3. Step 3: Cross multiply
    11,467.62x = 17,198.19 × 3,147.96
  4. Step 4: Simplify right side
    11,467.62x = 54,139,214.19
  5. Step 5: Solve for x
    x = 54,139,214.19/11,467.62
  6. Step 6: Final answer
    x = 4,721.05

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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.