Home / 3,645.15-5,467.39-2,183.23

Finding the Fourth Proportional to 3,645.15, 5,467.39 and 2,183.23

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Solution

The fourth proportional to 3,645.15, 5,467.39 and 2,183.23 is: 3,274.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.15 : 5,467.39 = 2,183.23 : x
  2. Step 2: Convert to fraction form
    3,645.15/5,467.39 = 2,183.23/x
  3. Step 3: Cross multiply
    3,645.15x = 5,467.39 × 2,183.23
  4. Step 4: Simplify right side
    3,645.15x = 11,936,569.87
  5. Step 5: Solve for x
    x = 11,936,569.87/3,645.15
  6. Step 6: Final answer
    x = 3,274.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.