Home / 2,943.72-4,067.46-2,569.32

Finding the Fourth Proportional to 2,943.72, 4,067.46 and 2,569.32

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Solution

The fourth proportional to 2,943.72, 4,067.46 and 2,569.32 is: 3,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.72 : 4,067.46 = 2,569.32 : x
  2. Step 2: Convert to fraction form
    2,943.72/4,067.46 = 2,569.32/x
  3. Step 3: Cross multiply
    2,943.72x = 4,067.46 × 2,569.32
  4. Step 4: Simplify right side
    2,943.72x = 10,450,606.33
  5. Step 5: Solve for x
    x = 10,450,606.33/2,943.72
  6. Step 6: Final answer
    x = 3,550.14

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