Home / 3,716.12-5,568.26-1,961.06

Finding the Fourth Proportional to 3,716.12, 5,568.26 and 1,961.06

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Solution

The fourth proportional to 3,716.12, 5,568.26 and 1,961.06 is: 2,938.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.12 : 5,568.26 = 1,961.06 : x
  2. Step 2: Convert to fraction form
    3,716.12/5,568.26 = 1,961.06/x
  3. Step 3: Cross multiply
    3,716.12x = 5,568.26 × 1,961.06
  4. Step 4: Simplify right side
    3,716.12x = 10,919,654.31
  5. Step 5: Solve for x
    x = 10,919,654.31/3,716.12
  6. Step 6: Final answer
    x = 2,938.45

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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.