Home / 8,467.29-11,677.62-5,109.39

Finding the Fourth Proportional to 8,467.29, 11,677.62 and 5,109.39

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Solution

The fourth proportional to 8,467.29, 11,677.62 and 5,109.39 is: 7,046.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.29 : 11,677.62 = 5,109.39 : x
  2. Step 2: Convert to fraction form
    8,467.29/11,677.62 = 5,109.39/x
  3. Step 3: Cross multiply
    8,467.29x = 11,677.62 × 5,109.39
  4. Step 4: Simplify right side
    8,467.29x = 59,665,514.85
  5. Step 5: Solve for x
    x = 59,665,514.85/8,467.29
  6. Step 6: Final answer
    x = 7,046.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.