Home / 4,918.56-7,381.08-2,321.76

Finding the Fourth Proportional to 4,918.56, 7,381.08 and 2,321.76

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Solution

The fourth proportional to 4,918.56, 7,381.08 and 2,321.76 is: 3,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.56 : 7,381.08 = 2,321.76 : x
  2. Step 2: Convert to fraction form
    4,918.56/7,381.08 = 2,321.76/x
  3. Step 3: Cross multiply
    4,918.56x = 7,381.08 × 2,321.76
  4. Step 4: Simplify right side
    4,918.56x = 17,137,096.30
  5. Step 5: Solve for x
    x = 17,137,096.30/4,918.56
  6. Step 6: Final answer
    x = 3,484.17

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