Home / 3,847.24-5,306.34-2,450.44

Finding the Fourth Proportional to 3,847.24, 5,306.34 and 2,450.44

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Solution

The fourth proportional to 3,847.24, 5,306.34 and 2,450.44 is: 3,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847.24 : 5,306.34 = 2,450.44 : x
  2. Step 2: Convert to fraction form
    3,847.24/5,306.34 = 2,450.44/x
  3. Step 3: Cross multiply
    3,847.24x = 5,306.34 × 2,450.44
  4. Step 4: Simplify right side
    3,847.24x = 13,002,867.79
  5. Step 5: Solve for x
    x = 13,002,867.79/3,847.24
  6. Step 6: Final answer
    x = 3,379.79

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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.