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Finding the Fourth Proportional to 1,860.44, 2,789.10 and 1,451.38

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Solution

The fourth proportional to 1,860.44, 2,789.10 and 1,451.38 is: 2,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.44 : 2,789.10 = 1,451.38 : x
  2. Step 2: Convert to fraction form
    1,860.44/2,789.10 = 1,451.38/x
  3. Step 3: Cross multiply
    1,860.44x = 2,789.10 × 1,451.38
  4. Step 4: Simplify right side
    1,860.44x = 4,048,043.96
  5. Step 5: Solve for x
    x = 4,048,043.96/1,860.44
  6. Step 6: Final answer
    x = 2,175.85

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