Home / 5,857.24-8,785.88-1,961.16

Finding the Fourth Proportional to 5,857.24, 8,785.88 and 1,961.16

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Solution

The fourth proportional to 5,857.24, 8,785.88 and 1,961.16 is: 2,941.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.24 : 8,785.88 = 1,961.16 : x
  2. Step 2: Convert to fraction form
    5,857.24/8,785.88 = 1,961.16/x
  3. Step 3: Cross multiply
    5,857.24x = 8,785.88 × 1,961.16
  4. Step 4: Simplify right side
    5,857.24x = 17,230,516.42
  5. Step 5: Solve for x
    x = 17,230,516.42/5,857.24
  6. Step 6: Final answer
    x = 2,941.75

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