Home / 2,192.11-3,286.07-730.24

Finding the Fourth Proportional to 2,192.11, 3,286.07 and 730.24

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Solution

The fourth proportional to 2,192.11, 3,286.07 and 730.24 is: 1,094.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.11 : 3,286.07 = 730.24 : x
  2. Step 2: Convert to fraction form
    2,192.11/3,286.07 = 730.24/x
  3. Step 3: Cross multiply
    2,192.11x = 3,286.07 × 730.24
  4. Step 4: Simplify right side
    2,192.11x = 2,399,619.76
  5. Step 5: Solve for x
    x = 2,399,619.76/2,192.11
  6. Step 6: Final answer
    x = 1,094.66

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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.