Home / 3,324.13-4,987.33-2,090.09

Finding the Fourth Proportional to 3,324.13, 4,987.33 and 2,090.09

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Solution

The fourth proportional to 3,324.13, 4,987.33 and 2,090.09 is: 3,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.13 : 4,987.33 = 2,090.09 : x
  2. Step 2: Convert to fraction form
    3,324.13/4,987.33 = 2,090.09/x
  3. Step 3: Cross multiply
    3,324.13x = 4,987.33 × 2,090.09
  4. Step 4: Simplify right side
    3,324.13x = 10,423,975.80
  5. Step 5: Solve for x
    x = 10,423,975.80/3,324.13
  6. Step 6: Final answer
    x = 3,135.85

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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.