Home / 6,229.28-8,596.24-3,396.72

Finding the Fourth Proportional to 6,229.28, 8,596.24 and 3,396.72

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Solution

The fourth proportional to 6,229.28, 8,596.24 and 3,396.72 is: 4,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.28 : 8,596.24 = 3,396.72 : x
  2. Step 2: Convert to fraction form
    6,229.28/8,596.24 = 3,396.72/x
  3. Step 3: Cross multiply
    6,229.28x = 8,596.24 × 3,396.72
  4. Step 4: Simplify right side
    6,229.28x = 29,199,020.33
  5. Step 5: Solve for x
    x = 29,199,020.33/6,229.28
  6. Step 6: Final answer
    x = 4,687.38

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Half scale
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Double scale
Find fourth proportional to 6,230.28, 8,597.62 and 3,397.72
Similar ratio
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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.