Home / 6,679.22-10,021.14-2,520.42

Finding the Fourth Proportional to 6,679.22, 10,021.14 and 2,520.42

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Solution

The fourth proportional to 6,679.22, 10,021.14 and 2,520.42 is: 3,781.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.22 : 10,021.14 = 2,520.42 : x
  2. Step 2: Convert to fraction form
    6,679.22/10,021.14 = 2,520.42/x
  3. Step 3: Cross multiply
    6,679.22x = 10,021.14 × 2,520.42
  4. Step 4: Simplify right side
    6,679.22x = 25,257,481.68
  5. Step 5: Solve for x
    x = 25,257,481.68/6,679.22
  6. Step 6: Final answer
    x = 3,781.50

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1.5x scale

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.