Home / 3,249.72-4,882.38-2,081.99

Finding the Fourth Proportional to 3,249.72, 4,882.38 and 2,081.99

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Solution

The fourth proportional to 3,249.72, 4,882.38 and 2,081.99 is: 3,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.72 : 4,882.38 = 2,081.99 : x
  2. Step 2: Convert to fraction form
    3,249.72/4,882.38 = 2,081.99/x
  3. Step 3: Cross multiply
    3,249.72x = 4,882.38 × 2,081.99
  4. Step 4: Simplify right side
    3,249.72x = 10,165,066.34
  5. Step 5: Solve for x
    x = 10,165,066.34/3,249.72
  6. Step 6: Final answer
    x = 3,127.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.