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Finding the Fourth Proportional to 10,980.84, 15,153.50 and 5,945.00

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Solution

The fourth proportional to 10,980.84, 15,153.50 and 5,945.00 is: 8,204.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980.84 : 15,153.50 = 5,945.00 : x
  2. Step 2: Convert to fraction form
    10,980.84/15,153.50 = 5,945.00/x
  3. Step 3: Cross multiply
    10,980.84x = 15,153.50 × 5,945.00
  4. Step 4: Simplify right side
    10,980.84x = 90,087,610.25
  5. Step 5: Solve for x
    x = 90,087,610.25/10,980.84
  6. Step 6: Final answer
    x = 8,204.07

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