Home / 2,232.96-3,350.04-1,991.04

Finding the Fourth Proportional to 2,232.96, 3,350.04 and 1,991.04

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Solution

The fourth proportional to 2,232.96, 3,350.04 and 1,991.04 is: 2,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.96 : 3,350.04 = 1,991.04 : x
  2. Step 2: Convert to fraction form
    2,232.96/3,350.04 = 1,991.04/x
  3. Step 3: Cross multiply
    2,232.96x = 3,350.04 × 1,991.04
  4. Step 4: Simplify right side
    2,232.96x = 6,670,063.64
  5. Step 5: Solve for x
    x = 6,670,063.64/2,232.96
  6. Step 6: Final answer
    x = 2,987.09

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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.