Home / 3,846.35-5,770.43-1,249.29

Finding the Fourth Proportional to 3,846.35, 5,770.43 and 1,249.29

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Solution

The fourth proportional to 3,846.35, 5,770.43 and 1,249.29 is: 1,874.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.35 : 5,770.43 = 1,249.29 : x
  2. Step 2: Convert to fraction form
    3,846.35/5,770.43 = 1,249.29/x
  3. Step 3: Cross multiply
    3,846.35x = 5,770.43 × 1,249.29
  4. Step 4: Simplify right side
    3,846.35x = 7,208,934.25
  5. Step 5: Solve for x
    x = 7,208,934.25/3,846.35
  6. Step 6: Final answer
    x = 1,874.23

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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.