Home / 3,944.15-5,906.48-2,553.21

Finding the Fourth Proportional to 3,944.15, 5,906.48 and 2,553.21

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Solution

The fourth proportional to 3,944.15, 5,906.48 and 2,553.21 is: 3,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.15 : 5,906.48 = 2,553.21 : x
  2. Step 2: Convert to fraction form
    3,944.15/5,906.48 = 2,553.21/x
  3. Step 3: Cross multiply
    3,944.15x = 5,906.48 × 2,553.21
  4. Step 4: Simplify right side
    3,944.15x = 15,080,483.80
  5. Step 5: Solve for x
    x = 15,080,483.80/3,944.15
  6. Step 6: Final answer
    x = 3,823.51

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1.5x scale

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.