Home / 6,229.47-8,596.50-3,396.90

Finding the Fourth Proportional to 6,229.47, 8,596.50 and 3,396.90

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Solution

The fourth proportional to 6,229.47, 8,596.50 and 3,396.90 is: 4,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229.47 : 8,596.50 = 3,396.90 : x
  2. Step 2: Convert to fraction form
    6,229.47/8,596.50 = 3,396.90/x
  3. Step 3: Cross multiply
    6,229.47x = 8,596.50 × 3,396.90
  4. Step 4: Simplify right side
    6,229.47x = 29,201,390.88
  5. Step 5: Solve for x
    x = 29,201,390.88/6,229.47
  6. Step 6: Final answer
    x = 4,687.62

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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.