Home / 3,086.26-4,629.42-2,469.18

Finding the Fourth Proportional to 3,086.26, 4,629.42 and 2,469.18

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Solution

The fourth proportional to 3,086.26, 4,629.42 and 2,469.18 is: 3,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.26 : 4,629.42 = 2,469.18 : x
  2. Step 2: Convert to fraction form
    3,086.26/4,629.42 = 2,469.18/x
  3. Step 3: Cross multiply
    3,086.26x = 4,629.42 × 2,469.18
  4. Step 4: Simplify right side
    3,086.26x = 11,430,871.28
  5. Step 5: Solve for x
    x = 11,430,871.28/3,086.26
  6. Step 6: Final answer
    x = 3,703.79

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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.