Home / 10,241.18-15,354.68-5,231.33

Finding the Fourth Proportional to 10,241.18, 15,354.68 and 5,231.33

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Solution

The fourth proportional to 10,241.18, 15,354.68 and 5,231.33 is: 7,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.18 : 15,354.68 = 5,231.33 : x
  2. Step 2: Convert to fraction form
    10,241.18/15,354.68 = 5,231.33/x
  3. Step 3: Cross multiply
    10,241.18x = 15,354.68 × 5,231.33
  4. Step 4: Simplify right side
    10,241.18x = 80,325,295.19
  5. Step 5: Solve for x
    x = 80,325,295.19/10,241.18
  6. Step 6: Final answer
    x = 7,843.37

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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.