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Finding the Fourth Proportional to 3,690.96, 5,542.05 and 3,176.61

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Solution

The fourth proportional to 3,690.96, 5,542.05 and 3,176.61 is: 4,769.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.96 : 5,542.05 = 3,176.61 : x
  2. Step 2: Convert to fraction form
    3,690.96/5,542.05 = 3,176.61/x
  3. Step 3: Cross multiply
    3,690.96x = 5,542.05 × 3,176.61
  4. Step 4: Simplify right side
    3,690.96x = 17,604,931.45
  5. Step 5: Solve for x
    x = 17,604,931.45/3,690.96
  6. Step 6: Final answer
    x = 4,769.74

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