Home / 6,267.82-8,651.28-3,908.56

Finding the Fourth Proportional to 6,267.82, 8,651.28 and 3,908.56

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Solution

The fourth proportional to 6,267.82, 8,651.28 and 3,908.56 is: 5,394.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.82 : 8,651.28 = 3,908.56 : x
  2. Step 2: Convert to fraction form
    6,267.82/8,651.28 = 3,908.56/x
  3. Step 3: Cross multiply
    6,267.82x = 8,651.28 × 3,908.56
  4. Step 4: Simplify right side
    6,267.82x = 33,814,046.96
  5. Step 5: Solve for x
    x = 33,814,046.96/6,267.82
  6. Step 6: Final answer
    x = 5,394.87

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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.