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Finding the Fourth Proportional to 10,919.94, 15,069.51 and 5,951.94

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Solution

The fourth proportional to 10,919.94, 15,069.51 and 5,951.94 is: 8,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919.94 : 15,069.51 = 5,951.94 : x
  2. Step 2: Convert to fraction form
    10,919.94/15,069.51 = 5,951.94/x
  3. Step 3: Cross multiply
    10,919.94x = 15,069.51 × 5,951.94
  4. Step 4: Simplify right side
    10,919.94x = 89,692,819.35
  5. Step 5: Solve for x
    x = 89,692,819.35/10,919.94
  6. Step 6: Final answer
    x = 8,213.67

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