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Finding the Fourth Proportional to 7,819.84, 11,727.32 and 2,624.52

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Solution

The fourth proportional to 7,819.84, 11,727.32 and 2,624.52 is: 3,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819.84 : 11,727.32 = 2,624.52 : x
  2. Step 2: Convert to fraction form
    7,819.84/11,727.32 = 2,624.52/x
  3. Step 3: Cross multiply
    7,819.84x = 11,727.32 × 2,624.52
  4. Step 4: Simplify right side
    7,819.84x = 30,778,585.89
  5. Step 5: Solve for x
    x = 30,778,585.89/7,819.84
  6. Step 6: Final answer
    x = 3,935.96

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