Home / 5,458.82-8,181.37-2,335.15

Finding the Fourth Proportional to 5,458.82, 8,181.37 and 2,335.15

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Solution

The fourth proportional to 5,458.82, 8,181.37 and 2,335.15 is: 3,499.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.82 : 8,181.37 = 2,335.15 : x
  2. Step 2: Convert to fraction form
    5,458.82/8,181.37 = 2,335.15/x
  3. Step 3: Cross multiply
    5,458.82x = 8,181.37 × 2,335.15
  4. Step 4: Simplify right side
    5,458.82x = 19,104,726.16
  5. Step 5: Solve for x
    x = 19,104,726.16/5,458.82
  6. Step 6: Final answer
    x = 3,499.79

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