Home / 10,826.26-16,241.82-3,431.16

Finding the Fourth Proportional to 10,826.26, 16,241.82 and 3,431.16

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Solution

The fourth proportional to 10,826.26, 16,241.82 and 3,431.16 is: 5,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.26 : 16,241.82 = 3,431.16 : x
  2. Step 2: Convert to fraction form
    10,826.26/16,241.82 = 3,431.16/x
  3. Step 3: Cross multiply
    10,826.26x = 16,241.82 × 3,431.16
  4. Step 4: Simplify right side
    10,826.26x = 55,728,270.24
  5. Step 5: Solve for x
    x = 55,728,270.24/10,826.26
  6. Step 6: Final answer
    x = 5,147.51

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1.5x scale

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.