Home / 4,213.44-5,816.42-2,722.09

Finding the Fourth Proportional to 4,213.44, 5,816.42 and 2,722.09

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Solution

The fourth proportional to 4,213.44, 5,816.42 and 2,722.09 is: 3,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.44 : 5,816.42 = 2,722.09 : x
  2. Step 2: Convert to fraction form
    4,213.44/5,816.42 = 2,722.09/x
  3. Step 3: Cross multiply
    4,213.44x = 5,816.42 × 2,722.09
  4. Step 4: Simplify right side
    4,213.44x = 15,832,790.57
  5. Step 5: Solve for x
    x = 15,832,790.57/4,213.44
  6. Step 6: Final answer
    x = 3,757.68

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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.