Home / 4,137.78-5,710.25-2,249.49

Finding the Fourth Proportional to 4,137.78, 5,710.25 and 2,249.49

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Solution

The fourth proportional to 4,137.78, 5,710.25 and 2,249.49 is: 3,104.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.78 : 5,710.25 = 2,249.49 : x
  2. Step 2: Convert to fraction form
    4,137.78/5,710.25 = 2,249.49/x
  3. Step 3: Cross multiply
    4,137.78x = 5,710.25 × 2,249.49
  4. Step 4: Simplify right side
    4,137.78x = 12,845,164.55
  5. Step 5: Solve for x
    x = 12,845,164.55/4,137.78
  6. Step 6: Final answer
    x = 3,104.36

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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.