Home / 1,937.62-2,673.89-1,274.84

Finding the Fourth Proportional to 1,937.62, 2,673.89 and 1,274.84

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Solution

The fourth proportional to 1,937.62, 2,673.89 and 1,274.84 is: 1,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.62 : 2,673.89 = 1,274.84 : x
  2. Step 2: Convert to fraction form
    1,937.62/2,673.89 = 1,274.84/x
  3. Step 3: Cross multiply
    1,937.62x = 2,673.89 × 1,274.84
  4. Step 4: Simplify right side
    1,937.62x = 3,408,768.56
  5. Step 5: Solve for x
    x = 3,408,768.56/1,937.62
  6. Step 6: Final answer
    x = 1,759.26

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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.