Home / 3,426.70-5,136.96-1,233.88

Finding the Fourth Proportional to 3,426.70, 5,136.96 and 1,233.88

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Solution

The fourth proportional to 3,426.70, 5,136.96 and 1,233.88 is: 1,849.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.70 : 5,136.96 = 1,233.88 : x
  2. Step 2: Convert to fraction form
    3,426.70/5,136.96 = 1,233.88/x
  3. Step 3: Cross multiply
    3,426.70x = 5,136.96 × 1,233.88
  4. Step 4: Simplify right side
    3,426.70x = 6,338,392.20
  5. Step 5: Solve for x
    x = 6,338,392.20/3,426.70
  6. Step 6: Final answer
    x = 1,849.71

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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.