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Finding the Fourth Proportional to 8,075.00, 12,105.65 and 3,148.08

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Solution

The fourth proportional to 8,075.00, 12,105.65 and 3,148.08 is: 4,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075.00 : 12,105.65 = 3,148.08 : x
  2. Step 2: Convert to fraction form
    8,075.00/12,105.65 = 3,148.08/x
  3. Step 3: Cross multiply
    8,075.00x = 12,105.65 × 3,148.08
  4. Step 4: Simplify right side
    8,075.00x = 38,109,562.52
  5. Step 5: Solve for x
    x = 38,109,562.52/8,075.00
  6. Step 6: Final answer
    x = 4,719.45

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