Home / 7,112.32-10,669.68-2,954.56

Finding the Fourth Proportional to 7,112.32, 10,669.68 and 2,954.56

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Solution

The fourth proportional to 7,112.32, 10,669.68 and 2,954.56 is: 4,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.32 : 10,669.68 = 2,954.56 : x
  2. Step 2: Convert to fraction form
    7,112.32/10,669.68 = 2,954.56/x
  3. Step 3: Cross multiply
    7,112.32x = 10,669.68 × 2,954.56
  4. Step 4: Simplify right side
    7,112.32x = 31,524,209.74
  5. Step 5: Solve for x
    x = 31,524,209.74/7,112.32
  6. Step 6: Final answer
    x = 4,432.34

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