Home / 3,173.91-4,376.67-2,229.41

Finding the Fourth Proportional to 3,173.91, 4,376.67 and 2,229.41

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Solution

The fourth proportional to 3,173.91, 4,376.67 and 2,229.41 is: 3,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.91 : 4,376.67 = 2,229.41 : x
  2. Step 2: Convert to fraction form
    3,173.91/4,376.67 = 2,229.41/x
  3. Step 3: Cross multiply
    3,173.91x = 4,376.67 × 2,229.41
  4. Step 4: Simplify right side
    3,173.91x = 9,757,369.98
  5. Step 5: Solve for x
    x = 9,757,369.98/3,173.91
  6. Step 6: Final answer
    x = 3,074.24

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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.