Home / 5,374.28-8,061.62-1,478.99

Finding the Fourth Proportional to 5,374.28, 8,061.62 and 1,478.99

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Solution

The fourth proportional to 5,374.28, 8,061.62 and 1,478.99 is: 2,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.28 : 8,061.62 = 1,478.99 : x
  2. Step 2: Convert to fraction form
    5,374.28/8,061.62 = 1,478.99/x
  3. Step 3: Cross multiply
    5,374.28x = 8,061.62 × 1,478.99
  4. Step 4: Simplify right side
    5,374.28x = 11,923,007.66
  5. Step 5: Solve for x
    x = 11,923,007.66/5,374.28
  6. Step 6: Final answer
    x = 2,218.53

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