Home / 4,250.45-5,857.40-3,249.89

Finding the Fourth Proportional to 4,250.45, 5,857.40 and 3,249.89

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Solution

The fourth proportional to 4,250.45, 5,857.40 and 3,249.89 is: 4,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.45 : 5,857.40 = 3,249.89 : x
  2. Step 2: Convert to fraction form
    4,250.45/5,857.40 = 3,249.89/x
  3. Step 3: Cross multiply
    4,250.45x = 5,857.40 × 3,249.89
  4. Step 4: Simplify right side
    4,250.45x = 19,035,860.15
  5. Step 5: Solve for x
    x = 19,035,860.15/4,250.45
  6. Step 6: Final answer
    x = 4,478.56

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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.