Home / 3,324.23-4,987.51-2,218.07

Finding the Fourth Proportional to 3,324.23, 4,987.51 and 2,218.07

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Solution

The fourth proportional to 3,324.23, 4,987.51 and 2,218.07 is: 3,327.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.23 : 4,987.51 = 2,218.07 : x
  2. Step 2: Convert to fraction form
    3,324.23/4,987.51 = 2,218.07/x
  3. Step 3: Cross multiply
    3,324.23x = 4,987.51 × 2,218.07
  4. Step 4: Simplify right side
    3,324.23x = 11,062,646.31
  5. Step 5: Solve for x
    x = 11,062,646.31/3,324.23
  6. Step 6: Final answer
    x = 3,327.88

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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.