Home / 5,450.24-7,522.77-3,213.61

Finding the Fourth Proportional to 5,450.24, 7,522.77 and 3,213.61

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Solution

The fourth proportional to 5,450.24, 7,522.77 and 3,213.61 is: 4,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.24 : 7,522.77 = 3,213.61 : x
  2. Step 2: Convert to fraction form
    5,450.24/7,522.77 = 3,213.61/x
  3. Step 3: Cross multiply
    5,450.24x = 7,522.77 × 3,213.61
  4. Step 4: Simplify right side
    5,450.24x = 24,175,207.27
  5. Step 5: Solve for x
    x = 24,175,207.27/5,450.24
  6. Step 6: Final answer
    x = 4,435.62

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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.