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Finding the Fourth Proportional to 1,162.91, 1,741.29 and 1,095.47

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Solution

The fourth proportional to 1,162.91, 1,741.29 and 1,095.47 is: 1,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162.91 : 1,741.29 = 1,095.47 : x
  2. Step 2: Convert to fraction form
    1,162.91/1,741.29 = 1,095.47/x
  3. Step 3: Cross multiply
    1,162.91x = 1,741.29 × 1,095.47
  4. Step 4: Simplify right side
    1,162.91x = 1,907,530.96
  5. Step 5: Solve for x
    x = 1,907,530.96/1,162.91
  6. Step 6: Final answer
    x = 1,640.31

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