Home / 3,310.46-4,965.89-1,089.44

Finding the Fourth Proportional to 3,310.46, 4,965.89 and 1,089.44

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Solution

The fourth proportional to 3,310.46, 4,965.89 and 1,089.44 is: 1,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.46 : 4,965.89 = 1,089.44 : x
  2. Step 2: Convert to fraction form
    3,310.46/4,965.89 = 1,089.44/x
  3. Step 3: Cross multiply
    3,310.46x = 4,965.89 × 1,089.44
  4. Step 4: Simplify right side
    3,310.46x = 5,410,008.92
  5. Step 5: Solve for x
    x = 5,410,008.92/3,310.46
  6. Step 6: Final answer
    x = 1,634.22

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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.