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Finding the Fourth Proportional to 1,141.03, 1,711.56 and 753.52

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Solution

The fourth proportional to 1,141.03, 1,711.56 and 753.52 is: 1,130.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141.03 : 1,711.56 = 753.52 : x
  2. Step 2: Convert to fraction form
    1,141.03/1,711.56 = 753.52/x
  3. Step 3: Cross multiply
    1,141.03x = 1,711.56 × 753.52
  4. Step 4: Simplify right side
    1,141.03x = 1,289,694.69
  5. Step 5: Solve for x
    x = 1,289,694.69/1,141.03
  6. Step 6: Final answer
    x = 1,130.29

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