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Finding the Fourth Proportional to 7,409.67, 11,114.57 and 2,967.72

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Solution

The fourth proportional to 7,409.67, 11,114.57 and 2,967.72 is: 4,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.67 : 11,114.57 = 2,967.72 : x
  2. Step 2: Convert to fraction form
    7,409.67/11,114.57 = 2,967.72/x
  3. Step 3: Cross multiply
    7,409.67x = 11,114.57 × 2,967.72
  4. Step 4: Simplify right side
    7,409.67x = 32,984,931.68
  5. Step 5: Solve for x
    x = 32,984,931.68/7,409.67
  6. Step 6: Final answer
    x = 4,451.61

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