Home / 5,198.99-7,167.89-4,251.29

Finding the Fourth Proportional to 5,198.99, 7,167.89 and 4,251.29

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Solution

The fourth proportional to 5,198.99, 7,167.89 and 4,251.29 is: 5,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.99 : 7,167.89 = 4,251.29 : x
  2. Step 2: Convert to fraction form
    5,198.99/7,167.89 = 4,251.29/x
  3. Step 3: Cross multiply
    5,198.99x = 7,167.89 × 4,251.29
  4. Step 4: Simplify right side
    5,198.99x = 30,472,753.87
  5. Step 5: Solve for x
    x = 30,472,753.87/5,198.99
  6. Step 6: Final answer
    x = 5,861.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.