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Finding the Fourth Proportional to 9,130.11, 13,700.83 and 5,845.56

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Solution

The fourth proportional to 9,130.11, 13,700.83 and 5,845.56 is: 8,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.11 : 13,700.83 = 5,845.56 : x
  2. Step 2: Convert to fraction form
    9,130.11/13,700.83 = 5,845.56/x
  3. Step 3: Cross multiply
    9,130.11x = 13,700.83 × 5,845.56
  4. Step 4: Simplify right side
    9,130.11x = 80,089,023.81
  5. Step 5: Solve for x
    x = 80,089,023.81/9,130.11
  6. Step 6: Final answer
    x = 8,771.97

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