Home / 2,696.29-3,720.33-2,067.53

Finding the Fourth Proportional to 2,696.29, 3,720.33 and 2,067.53

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Solution

The fourth proportional to 2,696.29, 3,720.33 and 2,067.53 is: 2,852.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696.29 : 3,720.33 = 2,067.53 : x
  2. Step 2: Convert to fraction form
    2,696.29/3,720.33 = 2,067.53/x
  3. Step 3: Cross multiply
    2,696.29x = 3,720.33 × 2,067.53
  4. Step 4: Simplify right side
    2,696.29x = 7,691,875.28
  5. Step 5: Solve for x
    x = 7,691,875.28/2,696.29
  6. Step 6: Final answer
    x = 2,852.77

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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.