Home / 10,527.17-15,786.90-3,505.88

Finding the Fourth Proportional to 10,527.17, 15,786.90 and 3,505.88

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Solution

The fourth proportional to 10,527.17, 15,786.90 and 3,505.88 is: 5,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.17 : 15,786.90 = 3,505.88 : x
  2. Step 2: Convert to fraction form
    10,527.17/15,786.90 = 3,505.88/x
  3. Step 3: Cross multiply
    10,527.17x = 15,786.90 × 3,505.88
  4. Step 4: Simplify right side
    10,527.17x = 55,347,016.44
  5. Step 5: Solve for x
    x = 55,347,016.44/10,527.17
  6. Step 6: Final answer
    x = 5,257.54

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