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Finding the Fourth Proportional to 4,917.68, 7,377.72 and 2,453.68

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Solution

The fourth proportional to 4,917.68, 7,377.72 and 2,453.68 is: 3,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.68 : 7,377.72 = 2,453.68 : x
  2. Step 2: Convert to fraction form
    4,917.68/7,377.72 = 2,453.68/x
  3. Step 3: Cross multiply
    4,917.68x = 7,377.72 × 2,453.68
  4. Step 4: Simplify right side
    4,917.68x = 18,102,564.01
  5. Step 5: Solve for x
    x = 18,102,564.01/4,917.68
  6. Step 6: Final answer
    x = 3,681.12

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