Home / 11,229.82-15,498.49-6,514.26

Finding the Fourth Proportional to 11,229.82, 15,498.49 and 6,514.26

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Solution

The fourth proportional to 11,229.82, 15,498.49 and 6,514.26 is: 8,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.82 : 15,498.49 = 6,514.26 : x
  2. Step 2: Convert to fraction form
    11,229.82/15,498.49 = 6,514.26/x
  3. Step 3: Cross multiply
    11,229.82x = 15,498.49 × 6,514.26
  4. Step 4: Simplify right side
    11,229.82x = 100,961,193.47
  5. Step 5: Solve for x
    x = 100,961,193.47/11,229.82
  6. Step 6: Final answer
    x = 8,990.46

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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.