Home / 4,791.82-7,189.62-3,148.06

Finding the Fourth Proportional to 4,791.82, 7,189.62 and 3,148.06

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Solution

The fourth proportional to 4,791.82, 7,189.62 and 3,148.06 is: 4,723.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.82 : 7,189.62 = 3,148.06 : x
  2. Step 2: Convert to fraction form
    4,791.82/7,189.62 = 3,148.06/x
  3. Step 3: Cross multiply
    4,791.82x = 7,189.62 × 3,148.06
  4. Step 4: Simplify right side
    4,791.82x = 22,633,303.45
  5. Step 5: Solve for x
    x = 22,633,303.45/4,791.82
  6. Step 6: Final answer
    x = 4,723.33

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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.