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Finding the Fourth Proportional to 7,298.16, 10,935.72 and 5,650.80

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Solution

The fourth proportional to 7,298.16, 10,935.72 and 5,650.80 is: 8,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.16 : 10,935.72 = 5,650.80 : x
  2. Step 2: Convert to fraction form
    7,298.16/10,935.72 = 5,650.80/x
  3. Step 3: Cross multiply
    7,298.16x = 10,935.72 × 5,650.80
  4. Step 4: Simplify right side
    7,298.16x = 61,795,566.58
  5. Step 5: Solve for x
    x = 61,795,566.58/7,298.16
  6. Step 6: Final answer
    x = 8,467.28

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