Home / 11,489.36-17,230.20-4,092.56

Finding the Fourth Proportional to 11,489.36, 17,230.20 and 4,092.56

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Solution

The fourth proportional to 11,489.36, 17,230.20 and 4,092.56 is: 6,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.36 : 17,230.20 = 4,092.56 : x
  2. Step 2: Convert to fraction form
    11,489.36/17,230.20 = 4,092.56/x
  3. Step 3: Cross multiply
    11,489.36x = 17,230.20 × 4,092.56
  4. Step 4: Simplify right side
    11,489.36x = 70,515,627.31
  5. Step 5: Solve for x
    x = 70,515,627.31/11,489.36
  6. Step 6: Final answer
    x = 6,137.47

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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.