Home / 6,286.20-8,675.04-3,453.84

Finding the Fourth Proportional to 6,286.20, 8,675.04 and 3,453.84

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Solution

The fourth proportional to 6,286.20, 8,675.04 and 3,453.84 is: 4,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.20 : 8,675.04 = 3,453.84 : x
  2. Step 2: Convert to fraction form
    6,286.20/8,675.04 = 3,453.84/x
  3. Step 3: Cross multiply
    6,286.20x = 8,675.04 × 3,453.84
  4. Step 4: Simplify right side
    6,286.20x = 29,962,200.15
  5. Step 5: Solve for x
    x = 29,962,200.15/6,286.20
  6. Step 6: Final answer
    x = 4,766.35

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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.