Home / 2,231.82-3,349.80-1,137

Finding the Fourth Proportional to 2,231.82, 3,349.80 and 1,137

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Solution

The fourth proportional to 2,231.82, 3,349.80 and 1,137 is: 1,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.82 : 3,349.80 = 1,137 : x
  2. Step 2: Convert to fraction form
    2,231.82/3,349.80 = 1,137/x
  3. Step 3: Cross multiply
    2,231.82x = 3,349.80 × 1,137
  4. Step 4: Simplify right side
    2,231.82x = 3,808,722.60
  5. Step 5: Solve for x
    x = 3,808,722.60/2,231.82
  6. Step 6: Final answer
    x = 1,706.56

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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.