Home / 3,274.62-4,909.53-2,105.94

Finding the Fourth Proportional to 3,274.62, 4,909.53 and 2,105.94

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Solution

The fourth proportional to 3,274.62, 4,909.53 and 2,105.94 is: 3,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.62 : 4,909.53 = 2,105.94 : x
  2. Step 2: Convert to fraction form
    3,274.62/4,909.53 = 2,105.94/x
  3. Step 3: Cross multiply
    3,274.62x = 4,909.53 × 2,105.94
  4. Step 4: Simplify right side
    3,274.62x = 10,339,175.61
  5. Step 5: Solve for x
    x = 10,339,175.61/3,274.62
  6. Step 6: Final answer
    x = 3,157.37

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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.