Home / 6,286.31-8,675.27-3,453.76

Finding the Fourth Proportional to 6,286.31, 8,675.27 and 3,453.76

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Solution

The fourth proportional to 6,286.31, 8,675.27 and 3,453.76 is: 4,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.31 : 8,675.27 = 3,453.76 : x
  2. Step 2: Convert to fraction form
    6,286.31/8,675.27 = 3,453.76/x
  3. Step 3: Cross multiply
    6,286.31x = 8,675.27 × 3,453.76
  4. Step 4: Simplify right side
    6,286.31x = 29,962,255.99
  5. Step 5: Solve for x
    x = 29,962,255.99/6,286.31
  6. Step 6: Final answer
    x = 4,766.27

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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.