Home / 2,231.91-3,349.04-1,063.22

Finding the Fourth Proportional to 2,231.91, 3,349.04 and 1,063.22

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Solution

The fourth proportional to 2,231.91, 3,349.04 and 1,063.22 is: 1,595.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.91 : 3,349.04 = 1,063.22 : x
  2. Step 2: Convert to fraction form
    2,231.91/3,349.04 = 1,063.22/x
  3. Step 3: Cross multiply
    2,231.91x = 3,349.04 × 1,063.22
  4. Step 4: Simplify right side
    2,231.91x = 3,560,744.25
  5. Step 5: Solve for x
    x = 3,560,744.25/2,231.91
  6. Step 6: Final answer
    x = 1,595.38

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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.