Home / 2,231.53-3,092.87-2,190.04

Finding the Fourth Proportional to 2,231.53, 3,092.87 and 2,190.04

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Solution

The fourth proportional to 2,231.53, 3,092.87 and 2,190.04 is: 3,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.53 : 3,092.87 = 2,190.04 : x
  2. Step 2: Convert to fraction form
    2,231.53/3,092.87 = 2,190.04/x
  3. Step 3: Cross multiply
    2,231.53x = 3,092.87 × 2,190.04
  4. Step 4: Simplify right side
    2,231.53x = 6,773,494.44
  5. Step 5: Solve for x
    x = 6,773,494.44/2,231.53
  6. Step 6: Final answer
    x = 3,035.36

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.