Home / 3,993.26-5,509.91-2,224.53

Finding the Fourth Proportional to 3,993.26, 5,509.91 and 2,224.53

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Solution

The fourth proportional to 3,993.26, 5,509.91 and 2,224.53 is: 3,069.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.26 : 5,509.91 = 2,224.53 : x
  2. Step 2: Convert to fraction form
    3,993.26/5,509.91 = 2,224.53/x
  3. Step 3: Cross multiply
    3,993.26x = 5,509.91 × 2,224.53
  4. Step 4: Simplify right side
    3,993.26x = 12,256,965.65
  5. Step 5: Solve for x
    x = 12,256,965.65/3,993.26
  6. Step 6: Final answer
    x = 3,069.42

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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.