Home / 5,150.41-7,720.99-1,862.75

Finding the Fourth Proportional to 5,150.41, 7,720.99 and 1,862.75

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Solution

The fourth proportional to 5,150.41, 7,720.99 and 1,862.75 is: 2,792.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.41 : 7,720.99 = 1,862.75 : x
  2. Step 2: Convert to fraction form
    5,150.41/7,720.99 = 1,862.75/x
  3. Step 3: Cross multiply
    5,150.41x = 7,720.99 × 1,862.75
  4. Step 4: Simplify right side
    5,150.41x = 14,382,288.77
  5. Step 5: Solve for x
    x = 14,382,288.77/5,150.41
  6. Step 6: Final answer
    x = 2,792.46

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