Home / 7,579.97-11,371.49-3,197.44

Finding the Fourth Proportional to 7,579.97, 11,371.49 and 3,197.44

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Solution

The fourth proportional to 7,579.97, 11,371.49 and 3,197.44 is: 4,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.97 : 11,371.49 = 3,197.44 : x
  2. Step 2: Convert to fraction form
    7,579.97/11,371.49 = 3,197.44/x
  3. Step 3: Cross multiply
    7,579.97x = 11,371.49 × 3,197.44
  4. Step 4: Simplify right side
    7,579.97x = 36,359,656.99
  5. Step 5: Solve for x
    x = 36,359,656.99/7,579.97
  6. Step 6: Final answer
    x = 4,796.81

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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.