Home / 6,286.46-8,675.25-3,453.87

Finding the Fourth Proportional to 6,286.46, 8,675.25 and 3,453.87

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Solution

The fourth proportional to 6,286.46, 8,675.25 and 3,453.87 is: 4,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.46 : 8,675.25 = 3,453.87 : x
  2. Step 2: Convert to fraction form
    6,286.46/8,675.25 = 3,453.87/x
  3. Step 3: Cross multiply
    6,286.46x = 8,675.25 × 3,453.87
  4. Step 4: Simplify right side
    6,286.46x = 29,963,185.72
  5. Step 5: Solve for x
    x = 29,963,185.72/6,286.46
  6. Step 6: Final answer
    x = 4,766.31

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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.