Home / 5,213.29-7,820.94-2,251.73

Finding the Fourth Proportional to 5,213.29, 7,820.94 and 2,251.73

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Solution

The fourth proportional to 5,213.29, 7,820.94 and 2,251.73 is: 3,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.29 : 7,820.94 = 2,251.73 : x
  2. Step 2: Convert to fraction form
    5,213.29/7,820.94 = 2,251.73/x
  3. Step 3: Cross multiply
    5,213.29x = 7,820.94 × 2,251.73
  4. Step 4: Simplify right side
    5,213.29x = 17,610,645.23
  5. Step 5: Solve for x
    x = 17,610,645.23/5,213.29
  6. Step 6: Final answer
    x = 3,378.03

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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.