Home / 3,820.50-5,273.16-2,249.10

Finding the Fourth Proportional to 3,820.50, 5,273.16 and 2,249.10

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Solution

The fourth proportional to 3,820.50, 5,273.16 and 2,249.10 is: 3,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820.50 : 5,273.16 = 2,249.10 : x
  2. Step 2: Convert to fraction form
    3,820.50/5,273.16 = 2,249.10/x
  3. Step 3: Cross multiply
    3,820.50x = 5,273.16 × 2,249.10
  4. Step 4: Simplify right side
    3,820.50x = 11,859,864.16
  5. Step 5: Solve for x
    x = 11,859,864.16/3,820.50
  6. Step 6: Final answer
    x = 3,104.27

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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.