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Finding the Fourth Proportional to 2,736.03, 4,104.10 and 981.15

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Solution

The fourth proportional to 2,736.03, 4,104.10 and 981.15 is: 1,471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.03 : 4,104.10 = 981.15 : x
  2. Step 2: Convert to fraction form
    2,736.03/4,104.10 = 981.15/x
  3. Step 3: Cross multiply
    2,736.03x = 4,104.10 × 981.15
  4. Step 4: Simplify right side
    2,736.03x = 4,026,714.74
  5. Step 5: Solve for x
    x = 4,026,714.74/2,736.03
  6. Step 6: Final answer
    x = 1,471.74

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