Home / 6,981.72-10,514.13-6,296.28

Finding the Fourth Proportional to 6,981.72, 10,514.13 and 6,296.28

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Solution

The fourth proportional to 6,981.72, 10,514.13 and 6,296.28 is: 9,481.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.72 : 10,514.13 = 6,296.28 : x
  2. Step 2: Convert to fraction form
    6,981.72/10,514.13 = 6,296.28/x
  3. Step 3: Cross multiply
    6,981.72x = 10,514.13 × 6,296.28
  4. Step 4: Simplify right side
    6,981.72x = 66,199,906.44
  5. Step 5: Solve for x
    x = 66,199,906.44/6,981.72
  6. Step 6: Final answer
    x = 9,481.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.