Home / 6,229.20-8,596.40-3,396.59

Finding the Fourth Proportional to 6,229.20, 8,596.40 and 3,396.59

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Solution

The fourth proportional to 6,229.20, 8,596.40 and 3,396.59 is: 4,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.20 : 8,596.40 = 3,396.59 : x
  2. Step 2: Convert to fraction form
    6,229.20/8,596.40 = 3,396.59/x
  3. Step 3: Cross multiply
    6,229.20x = 8,596.40 × 3,396.59
  4. Step 4: Simplify right side
    6,229.20x = 29,198,446.28
  5. Step 5: Solve for x
    x = 29,198,446.28/6,229.20
  6. Step 6: Final answer
    x = 4,687.35

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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.