Home / 3,793.13-5,234.51-2,221.52

Finding the Fourth Proportional to 3,793.13, 5,234.51 and 2,221.52

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Solution

The fourth proportional to 3,793.13, 5,234.51 and 2,221.52 is: 3,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.13 : 5,234.51 = 2,221.52 : x
  2. Step 2: Convert to fraction form
    3,793.13/5,234.51 = 2,221.52/x
  3. Step 3: Cross multiply
    3,793.13x = 5,234.51 × 2,221.52
  4. Step 4: Simplify right side
    3,793.13x = 11,628,568.66
  5. Step 5: Solve for x
    x = 11,628,568.66/3,793.13
  6. Step 6: Final answer
    x = 3,065.69

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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.