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Finding the Fourth Proportional to 8,581.29, 12,881.13 and 7,600.17

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Solution

The fourth proportional to 8,581.29, 12,881.13 and 7,600.17 is: 11,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.29 : 12,881.13 = 7,600.17 : x
  2. Step 2: Convert to fraction form
    8,581.29/12,881.13 = 7,600.17/x
  3. Step 3: Cross multiply
    8,581.29x = 12,881.13 × 7,600.17
  4. Step 4: Simplify right side
    8,581.29x = 97,898,777.79
  5. Step 5: Solve for x
    x = 97,898,777.79/8,581.29
  6. Step 6: Final answer
    x = 11,408.40

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