Home / 2,241.37-3,361.91-2,112.89

Finding the Fourth Proportional to 2,241.37, 3,361.91 and 2,112.89

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Solution

The fourth proportional to 2,241.37, 3,361.91 and 2,112.89 is: 3,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.37 : 3,361.91 = 2,112.89 : x
  2. Step 2: Convert to fraction form
    2,241.37/3,361.91 = 2,112.89/x
  3. Step 3: Cross multiply
    2,241.37x = 3,361.91 × 2,112.89
  4. Step 4: Simplify right side
    2,241.37x = 7,103,318.65
  5. Step 5: Solve for x
    x = 7,103,318.65/2,241.37
  6. Step 6: Final answer
    x = 3,169.18

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1.5x scale

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.