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Finding the Fourth Proportional to 5,461.75, 8,192.63 and 1,357.75

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Solution

The fourth proportional to 5,461.75, 8,192.63 and 1,357.75 is: 2,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.75 : 8,192.63 = 1,357.75 : x
  2. Step 2: Convert to fraction form
    5,461.75/8,192.63 = 1,357.75/x
  3. Step 3: Cross multiply
    5,461.75x = 8,192.63 × 1,357.75
  4. Step 4: Simplify right side
    5,461.75x = 11,123,543.38
  5. Step 5: Solve for x
    x = 11,123,543.38/5,461.75
  6. Step 6: Final answer
    x = 2,036.63

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