Home / 4,883.79-7,329.78-2,112.58

Finding the Fourth Proportional to 4,883.79, 7,329.78 and 2,112.58

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Solution

The fourth proportional to 4,883.79, 7,329.78 and 2,112.58 is: 3,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.79 : 7,329.78 = 2,112.58 : x
  2. Step 2: Convert to fraction form
    4,883.79/7,329.78 = 2,112.58/x
  3. Step 3: Cross multiply
    4,883.79x = 7,329.78 × 2,112.58
  4. Step 4: Simplify right side
    4,883.79x = 15,484,746.63
  5. Step 5: Solve for x
    x = 15,484,746.63/4,883.79
  6. Step 6: Final answer
    x = 3,170.64

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