Home / 6,229.29-8,596.53-3,396.72

Finding the Fourth Proportional to 6,229.29, 8,596.53 and 3,396.72

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Solution

The fourth proportional to 6,229.29, 8,596.53 and 3,396.72 is: 4,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.29 : 8,596.53 = 3,396.72 : x
  2. Step 2: Convert to fraction form
    6,229.29/8,596.53 = 3,396.72/x
  3. Step 3: Cross multiply
    6,229.29x = 8,596.53 × 3,396.72
  4. Step 4: Simplify right side
    6,229.29x = 29,200,005.38
  5. Step 5: Solve for x
    x = 29,200,005.38/6,229.29
  6. Step 6: Final answer
    x = 4,687.53

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Half scale
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Double scale
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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.