Home / 3,324.24-4,986-2,087.88

Finding the Fourth Proportional to 3,324.24, 4,986 and 2,087.88

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Solution

The fourth proportional to 3,324.24, 4,986 and 2,087.88 is: 3,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.24 : 4,986 = 2,087.88 : x
  2. Step 2: Convert to fraction form
    3,324.24/4,986 = 2,087.88/x
  3. Step 3: Cross multiply
    3,324.24x = 4,986 × 2,087.88
  4. Step 4: Simplify right side
    3,324.24x = 10,410,169.68
  5. Step 5: Solve for x
    x = 10,410,169.68/3,324.24
  6. Step 6: Final answer
    x = 3,131.59

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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.