Home / 1,943.89-2,902.58-1,834.26

Finding the Fourth Proportional to 1,943.89, 2,902.58 and 1,834.26

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Solution

The fourth proportional to 1,943.89, 2,902.58 and 1,834.26 is: 2,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.89 : 2,902.58 = 1,834.26 : x
  2. Step 2: Convert to fraction form
    1,943.89/2,902.58 = 1,834.26/x
  3. Step 3: Cross multiply
    1,943.89x = 2,902.58 × 1,834.26
  4. Step 4: Simplify right side
    1,943.89x = 5,324,086.39
  5. Step 5: Solve for x
    x = 5,324,086.39/1,943.89
  6. Step 6: Final answer
    x = 2,738.88

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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.