Home / 2,292.39-3,436.68-1,999.17

Finding the Fourth Proportional to 2,292.39, 3,436.68 and 1,999.17

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Solution

The fourth proportional to 2,292.39, 3,436.68 and 1,999.17 is: 2,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.39 : 3,436.68 = 1,999.17 : x
  2. Step 2: Convert to fraction form
    2,292.39/3,436.68 = 1,999.17/x
  3. Step 3: Cross multiply
    2,292.39x = 3,436.68 × 1,999.17
  4. Step 4: Simplify right side
    2,292.39x = 6,870,507.56
  5. Step 5: Solve for x
    x = 6,870,507.56/2,292.39
  6. Step 6: Final answer
    x = 2,997.09

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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.