Home / 11,563.38-17,348.04-3,243.42

Finding the Fourth Proportional to 11,563.38, 17,348.04 and 3,243.42

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Solution

The fourth proportional to 11,563.38, 17,348.04 and 3,243.42 is: 4,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.38 : 17,348.04 = 3,243.42 : x
  2. Step 2: Convert to fraction form
    11,563.38/17,348.04 = 3,243.42/x
  3. Step 3: Cross multiply
    11,563.38x = 17,348.04 × 3,243.42
  4. Step 4: Simplify right side
    11,563.38x = 56,266,979.90
  5. Step 5: Solve for x
    x = 56,266,979.90/11,563.38
  6. Step 6: Final answer
    x = 4,865.96

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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.