Home / 3,088.53-4,633.81-1,238.69

Finding the Fourth Proportional to 3,088.53, 4,633.81 and 1,238.69

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Solution

The fourth proportional to 3,088.53, 4,633.81 and 1,238.69 is: 1,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.53 : 4,633.81 = 1,238.69 : x
  2. Step 2: Convert to fraction form
    3,088.53/4,633.81 = 1,238.69/x
  3. Step 3: Cross multiply
    3,088.53x = 4,633.81 × 1,238.69
  4. Step 4: Simplify right side
    3,088.53x = 5,739,862.60
  5. Step 5: Solve for x
    x = 5,739,862.60/3,088.53
  6. Step 6: Final answer
    x = 1,858.44

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