Home / 2,947.14-4,067.61-1,752.39

Finding the Fourth Proportional to 2,947.14, 4,067.61 and 1,752.39

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Solution

The fourth proportional to 2,947.14, 4,067.61 and 1,752.39 is: 2,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.14 : 4,067.61 = 1,752.39 : x
  2. Step 2: Convert to fraction form
    2,947.14/4,067.61 = 1,752.39/x
  3. Step 3: Cross multiply
    2,947.14x = 4,067.61 × 1,752.39
  4. Step 4: Simplify right side
    2,947.14x = 7,128,039.09
  5. Step 5: Solve for x
    x = 7,128,039.09/2,947.14
  6. Step 6: Final answer
    x = 2,418.63

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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.