Home / 2,093.41-3,121.81-1,834.61

Finding the Fourth Proportional to 2,093.41, 3,121.81 and 1,834.61

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Solution

The fourth proportional to 2,093.41, 3,121.81 and 1,834.61 is: 2,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.41 : 3,121.81 = 1,834.61 : x
  2. Step 2: Convert to fraction form
    2,093.41/3,121.81 = 1,834.61/x
  3. Step 3: Cross multiply
    2,093.41x = 3,121.81 × 1,834.61
  4. Step 4: Simplify right side
    2,093.41x = 5,727,303.84
  5. Step 5: Solve for x
    x = 5,727,303.84/2,093.41
  6. Step 6: Final answer
    x = 2,735.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.