Home / 6,720.48-10,082.16-2,822.64

Finding the Fourth Proportional to 6,720.48, 10,082.16 and 2,822.64

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Solution

The fourth proportional to 6,720.48, 10,082.16 and 2,822.64 is: 4,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.48 : 10,082.16 = 2,822.64 : x
  2. Step 2: Convert to fraction form
    6,720.48/10,082.16 = 2,822.64/x
  3. Step 3: Cross multiply
    6,720.48x = 10,082.16 × 2,822.64
  4. Step 4: Simplify right side
    6,720.48x = 28,458,308.10
  5. Step 5: Solve for x
    x = 28,458,308.10/6,720.48
  6. Step 6: Final answer
    x = 4,234.56

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