Home / 3,568.82-5,361.44-2,531.39

Finding the Fourth Proportional to 3,568.82, 5,361.44 and 2,531.39

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Solution

The fourth proportional to 3,568.82, 5,361.44 and 2,531.39 is: 3,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.82 : 5,361.44 = 2,531.39 : x
  2. Step 2: Convert to fraction form
    3,568.82/5,361.44 = 2,531.39/x
  3. Step 3: Cross multiply
    3,568.82x = 5,361.44 × 2,531.39
  4. Step 4: Simplify right side
    3,568.82x = 13,571,856.14
  5. Step 5: Solve for x
    x = 13,571,856.14/3,568.82
  6. Step 6: Final answer
    x = 3,802.90

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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.