Home / 3,218.88-4,815.62-2,441.08

Finding the Fourth Proportional to 3,218.88, 4,815.62 and 2,441.08

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Solution

The fourth proportional to 3,218.88, 4,815.62 and 2,441.08 is: 3,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.88 : 4,815.62 = 2,441.08 : x
  2. Step 2: Convert to fraction form
    3,218.88/4,815.62 = 2,441.08/x
  3. Step 3: Cross multiply
    3,218.88x = 4,815.62 × 2,441.08
  4. Step 4: Simplify right side
    3,218.88x = 11,755,316.64
  5. Step 5: Solve for x
    x = 11,755,316.64/3,218.88
  6. Step 6: Final answer
    x = 3,651.99

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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.