Home / 11,571.88-17,357.82-3,251.56

Finding the Fourth Proportional to 11,571.88, 17,357.82 and 3,251.56

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Solution

The fourth proportional to 11,571.88, 17,357.82 and 3,251.56 is: 4,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.88 : 17,357.82 = 3,251.56 : x
  2. Step 2: Convert to fraction form
    11,571.88/17,357.82 = 3,251.56/x
  3. Step 3: Cross multiply
    11,571.88x = 17,357.82 × 3,251.56
  4. Step 4: Simplify right side
    11,571.88x = 56,439,993.20
  5. Step 5: Solve for x
    x = 56,439,993.20/11,571.88
  6. Step 6: Final answer
    x = 4,877.34

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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.