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Finding the Fourth Proportional to 7,065.96, 9,751.19 and 3,922.35

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Solution

The fourth proportional to 7,065.96, 9,751.19 and 3,922.35 is: 5,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.96 : 9,751.19 = 3,922.35 : x
  2. Step 2: Convert to fraction form
    7,065.96/9,751.19 = 3,922.35/x
  3. Step 3: Cross multiply
    7,065.96x = 9,751.19 × 3,922.35
  4. Step 4: Simplify right side
    7,065.96x = 38,247,580.10
  5. Step 5: Solve for x
    x = 38,247,580.10/7,065.96
  6. Step 6: Final answer
    x = 5,412.93

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