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Finding the Fourth Proportional to 8,681.92, 11,981.09 and 4,703.04

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Solution

The fourth proportional to 8,681.92, 11,981.09 and 4,703.04 is: 6,490.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.92 : 11,981.09 = 4,703.04 : x
  2. Step 2: Convert to fraction form
    8,681.92/11,981.09 = 4,703.04/x
  3. Step 3: Cross multiply
    8,681.92x = 11,981.09 × 4,703.04
  4. Step 4: Simplify right side
    8,681.92x = 56,347,557.27
  5. Step 5: Solve for x
    x = 56,347,557.27/8,681.92
  6. Step 6: Final answer
    x = 6,490.22

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