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Finding the Fourth Proportional to 5,645.28, 8,468.72 and 1,749.12

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Solution

The fourth proportional to 5,645.28, 8,468.72 and 1,749.12 is: 2,623.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.28 : 8,468.72 = 1,749.12 : x
  2. Step 2: Convert to fraction form
    5,645.28/8,468.72 = 1,749.12/x
  3. Step 3: Cross multiply
    5,645.28x = 8,468.72 × 1,749.12
  4. Step 4: Simplify right side
    5,645.28x = 14,812,807.53
  5. Step 5: Solve for x
    x = 14,812,807.53/5,645.28
  6. Step 6: Final answer
    x = 2,623.93

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