Home / 6,945.31-10,419.67-2,265.57

Finding the Fourth Proportional to 6,945.31, 10,419.67 and 2,265.57

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Solution

The fourth proportional to 6,945.31, 10,419.67 and 2,265.57 is: 3,398.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.31 : 10,419.67 = 2,265.57 : x
  2. Step 2: Convert to fraction form
    6,945.31/10,419.67 = 2,265.57/x
  3. Step 3: Cross multiply
    6,945.31x = 10,419.67 × 2,265.57
  4. Step 4: Simplify right side
    6,945.31x = 23,606,494.59
  5. Step 5: Solve for x
    x = 23,606,494.59/6,945.31
  6. Step 6: Final answer
    x = 3,398.91

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