Home / 4,115.80-6,198.26-3,730.24

Finding the Fourth Proportional to 4,115.80, 6,198.26 and 3,730.24

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Solution

The fourth proportional to 4,115.80, 6,198.26 and 3,730.24 is: 5,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.80 : 6,198.26 = 3,730.24 : x
  2. Step 2: Convert to fraction form
    4,115.80/6,198.26 = 3,730.24/x
  3. Step 3: Cross multiply
    4,115.80x = 6,198.26 × 3,730.24
  4. Step 4: Simplify right side
    4,115.80x = 23,120,997.38
  5. Step 5: Solve for x
    x = 23,120,997.38/4,115.80
  6. Step 6: Final answer
    x = 5,617.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.