Home / 11,427.20-17,134.44-3,527.48

Finding the Fourth Proportional to 11,427.20, 17,134.44 and 3,527.48

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Solution

The fourth proportional to 11,427.20, 17,134.44 and 3,527.48 is: 5,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.20 : 17,134.44 = 3,527.48 : x
  2. Step 2: Convert to fraction form
    11,427.20/17,134.44 = 3,527.48/x
  3. Step 3: Cross multiply
    11,427.20x = 17,134.44 × 3,527.48
  4. Step 4: Simplify right side
    11,427.20x = 60,441,394.41
  5. Step 5: Solve for x
    x = 60,441,394.41/11,427.20
  6. Step 6: Final answer
    x = 5,289.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.