Home / 4,149.21-5,724.68-2,469.77

Finding the Fourth Proportional to 4,149.21, 5,724.68 and 2,469.77

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Solution

The fourth proportional to 4,149.21, 5,724.68 and 2,469.77 is: 3,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.21 : 5,724.68 = 2,469.77 : x
  2. Step 2: Convert to fraction form
    4,149.21/5,724.68 = 2,469.77/x
  3. Step 3: Cross multiply
    4,149.21x = 5,724.68 × 2,469.77
  4. Step 4: Simplify right side
    4,149.21x = 14,138,642.92
  5. Step 5: Solve for x
    x = 14,138,642.92/4,149.21
  6. Step 6: Final answer
    x = 3,407.55

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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.