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Finding the Fourth Proportional to 2,913.82, 4,368.27 and 1,269.16

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Solution

The fourth proportional to 2,913.82, 4,368.27 and 1,269.16 is: 1,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.82 : 4,368.27 = 1,269.16 : x
  2. Step 2: Convert to fraction form
    2,913.82/4,368.27 = 1,269.16/x
  3. Step 3: Cross multiply
    2,913.82x = 4,368.27 × 1,269.16
  4. Step 4: Simplify right side
    2,913.82x = 5,544,033.55
  5. Step 5: Solve for x
    x = 5,544,033.55/2,913.82
  6. Step 6: Final answer
    x = 1,902.67

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