Home / 3,160.80-4,741.20-1,516.95

Finding the Fourth Proportional to 3,160.80, 4,741.20 and 1,516.95

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Solution

The fourth proportional to 3,160.80, 4,741.20 and 1,516.95 is: 2,275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.80 : 4,741.20 = 1,516.95 : x
  2. Step 2: Convert to fraction form
    3,160.80/4,741.20 = 1,516.95/x
  3. Step 3: Cross multiply
    3,160.80x = 4,741.20 × 1,516.95
  4. Step 4: Simplify right side
    3,160.80x = 7,192,163.34
  5. Step 5: Solve for x
    x = 7,192,163.34/3,160.80
  6. Step 6: Final answer
    x = 2,275.43

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