Home / 3,133.82-4,691.59-2,716.09

Finding the Fourth Proportional to 3,133.82, 4,691.59 and 2,716.09

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Solution

The fourth proportional to 3,133.82, 4,691.59 and 2,716.09 is: 4,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.82 : 4,691.59 = 2,716.09 : x
  2. Step 2: Convert to fraction form
    3,133.82/4,691.59 = 2,716.09/x
  3. Step 3: Cross multiply
    3,133.82x = 4,691.59 × 2,716.09
  4. Step 4: Simplify right side
    3,133.82x = 12,742,780.68
  5. Step 5: Solve for x
    x = 12,742,780.68/3,133.82
  6. Step 6: Final answer
    x = 4,066.21

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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.