Home / 5,067.65-6,992.12-2,971.37

Finding the Fourth Proportional to 5,067.65, 6,992.12 and 2,971.37

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Solution

The fourth proportional to 5,067.65, 6,992.12 and 2,971.37 is: 4,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067.65 : 6,992.12 = 2,971.37 : x
  2. Step 2: Convert to fraction form
    5,067.65/6,992.12 = 2,971.37/x
  3. Step 3: Cross multiply
    5,067.65x = 6,992.12 × 2,971.37
  4. Step 4: Simplify right side
    5,067.65x = 20,776,175.60
  5. Step 5: Solve for x
    x = 20,776,175.60/5,067.65
  6. Step 6: Final answer
    x = 4,099.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.