Home / 3,880.24-5,354.42-2,201.24

Finding the Fourth Proportional to 3,880.24, 5,354.42 and 2,201.24

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Solution

The fourth proportional to 3,880.24, 5,354.42 and 2,201.24 is: 3,037.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.24 : 5,354.42 = 2,201.24 : x
  2. Step 2: Convert to fraction form
    3,880.24/5,354.42 = 2,201.24/x
  3. Step 3: Cross multiply
    3,880.24x = 5,354.42 × 2,201.24
  4. Step 4: Simplify right side
    3,880.24x = 11,786,365.86
  5. Step 5: Solve for x
    x = 11,786,365.86/3,880.24
  6. Step 6: Final answer
    x = 3,037.54

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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.