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Finding the Fourth Proportional to 3,080.96, 4,621.89 and 1,133.01

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Solution

The fourth proportional to 3,080.96, 4,621.89 and 1,133.01 is: 1,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.96 : 4,621.89 = 1,133.01 : x
  2. Step 2: Convert to fraction form
    3,080.96/4,621.89 = 1,133.01/x
  3. Step 3: Cross multiply
    3,080.96x = 4,621.89 × 1,133.01
  4. Step 4: Simplify right side
    3,080.96x = 5,236,647.59
  5. Step 5: Solve for x
    x = 5,236,647.59/3,080.96
  6. Step 6: Final answer
    x = 1,699.68

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