Home / 2,241.26-3,361.89-942.72

Finding the Fourth Proportional to 2,241.26, 3,361.89 and 942.72

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Solution

The fourth proportional to 2,241.26, 3,361.89 and 942.72 is: 1,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241.26 : 3,361.89 = 942.72 : x
  2. Step 2: Convert to fraction form
    2,241.26/3,361.89 = 942.72/x
  3. Step 3: Cross multiply
    2,241.26x = 3,361.89 × 942.72
  4. Step 4: Simplify right side
    2,241.26x = 3,169,320.94
  5. Step 5: Solve for x
    x = 3,169,320.94/2,241.26
  6. Step 6: Final answer
    x = 1,414.08

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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.