Home / 6,268.20-8,650.17-3,910.38

Finding the Fourth Proportional to 6,268.20, 8,650.17 and 3,910.38

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Solution

The fourth proportional to 6,268.20, 8,650.17 and 3,910.38 is: 5,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.20 : 8,650.17 = 3,910.38 : x
  2. Step 2: Convert to fraction form
    6,268.20/8,650.17 = 3,910.38/x
  3. Step 3: Cross multiply
    6,268.20x = 8,650.17 × 3,910.38
  4. Step 4: Simplify right side
    6,268.20x = 33,825,451.76
  5. Step 5: Solve for x
    x = 33,825,451.76/6,268.20
  6. Step 6: Final answer
    x = 5,396.36

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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.