Home / 4,770.03-7,154.22-2,172.36

Finding the Fourth Proportional to 4,770.03, 7,154.22 and 2,172.36

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Solution

The fourth proportional to 4,770.03, 7,154.22 and 2,172.36 is: 3,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.03 : 7,154.22 = 2,172.36 : x
  2. Step 2: Convert to fraction form
    4,770.03/7,154.22 = 2,172.36/x
  3. Step 3: Cross multiply
    4,770.03x = 7,154.22 × 2,172.36
  4. Step 4: Simplify right side
    4,770.03x = 15,541,541.36
  5. Step 5: Solve for x
    x = 15,541,541.36/4,770.03
  6. Step 6: Final answer
    x = 3,258.16

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