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Finding the Fourth Proportional to 7,109.28, 10,661.49 and 3,597.93

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Solution

The fourth proportional to 7,109.28, 10,661.49 and 3,597.93 is: 5,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.28 : 10,661.49 = 3,597.93 : x
  2. Step 2: Convert to fraction form
    7,109.28/10,661.49 = 3,597.93/x
  3. Step 3: Cross multiply
    7,109.28x = 10,661.49 × 3,597.93
  4. Step 4: Simplify right side
    7,109.28x = 38,359,294.72
  5. Step 5: Solve for x
    x = 38,359,294.72/7,109.28
  6. Step 6: Final answer
    x = 5,395.67

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