Home / 4,914.48-7,374.75-1,992.81

Finding the Fourth Proportional to 4,914.48, 7,374.75 and 1,992.81

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Solution

The fourth proportional to 4,914.48, 7,374.75 and 1,992.81 is: 2,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.48 : 7,374.75 = 1,992.81 : x
  2. Step 2: Convert to fraction form
    4,914.48/7,374.75 = 1,992.81/x
  3. Step 3: Cross multiply
    4,914.48x = 7,374.75 × 1,992.81
  4. Step 4: Simplify right side
    4,914.48x = 14,696,438.67
  5. Step 5: Solve for x
    x = 14,696,438.67/4,914.48
  6. Step 6: Final answer
    x = 2,990.44

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