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Finding the Fourth Proportional to 5,311.06, 7,964.77 and 1,800.24

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Solution

The fourth proportional to 5,311.06, 7,964.77 and 1,800.24 is: 2,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.06 : 7,964.77 = 1,800.24 : x
  2. Step 2: Convert to fraction form
    5,311.06/7,964.77 = 1,800.24/x
  3. Step 3: Cross multiply
    5,311.06x = 7,964.77 × 1,800.24
  4. Step 4: Simplify right side
    5,311.06x = 14,338,493.04
  5. Step 5: Solve for x
    x = 14,338,493.04/5,311.06
  6. Step 6: Final answer
    x = 2,699.74

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