Home / 3,578.33-4,932.91-2,512.85

Finding the Fourth Proportional to 3,578.33, 4,932.91 and 2,512.85

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Solution

The fourth proportional to 3,578.33, 4,932.91 and 2,512.85 is: 3,464.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.33 : 4,932.91 = 2,512.85 : x
  2. Step 2: Convert to fraction form
    3,578.33/4,932.91 = 2,512.85/x
  3. Step 3: Cross multiply
    3,578.33x = 4,932.91 × 2,512.85
  4. Step 4: Simplify right side
    3,578.33x = 12,395,662.89
  5. Step 5: Solve for x
    x = 12,395,662.89/3,578.33
  6. Step 6: Final answer
    x = 3,464.09

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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.