Home / 3,366.38-4,644.83-2,039.81

Finding the Fourth Proportional to 3,366.38, 4,644.83 and 2,039.81

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Solution

The fourth proportional to 3,366.38, 4,644.83 and 2,039.81 is: 2,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.38 : 4,644.83 = 2,039.81 : x
  2. Step 2: Convert to fraction form
    3,366.38/4,644.83 = 2,039.81/x
  3. Step 3: Cross multiply
    3,366.38x = 4,644.83 × 2,039.81
  4. Step 4: Simplify right side
    3,366.38x = 9,474,552.56
  5. Step 5: Solve for x
    x = 9,474,552.56/3,366.38
  6. Step 6: Final answer
    x = 2,814.46

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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.