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Finding the Fourth Proportional to 6,131.48, 9,198.05 and 1,970.10

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Solution

The fourth proportional to 6,131.48, 9,198.05 and 1,970.10 is: 2,955.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.48 : 9,198.05 = 1,970.10 : x
  2. Step 2: Convert to fraction form
    6,131.48/9,198.05 = 1,970.10/x
  3. Step 3: Cross multiply
    6,131.48x = 9,198.05 × 1,970.10
  4. Step 4: Simplify right side
    6,131.48x = 18,121,068.45
  5. Step 5: Solve for x
    x = 18,121,068.45/6,131.48
  6. Step 6: Final answer
    x = 2,955.42

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