Home / 7,110.60-10,665.98-2,180.28

Finding the Fourth Proportional to 7,110.60, 10,665.98 and 2,180.28

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Solution

The fourth proportional to 7,110.60, 10,665.98 and 2,180.28 is: 3,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.60 : 10,665.98 = 2,180.28 : x
  2. Step 2: Convert to fraction form
    7,110.60/10,665.98 = 2,180.28/x
  3. Step 3: Cross multiply
    7,110.60x = 10,665.98 × 2,180.28
  4. Step 4: Simplify right side
    7,110.60x = 23,254,822.87
  5. Step 5: Solve for x
    x = 23,254,822.87/7,110.60
  6. Step 6: Final answer
    x = 3,270.44

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