Home / 3,222.82-4,447.50-1,825.57

Finding the Fourth Proportional to 3,222.82, 4,447.50 and 1,825.57

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Solution

The fourth proportional to 3,222.82, 4,447.50 and 1,825.57 is: 2,519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.82 : 4,447.50 = 1,825.57 : x
  2. Step 2: Convert to fraction form
    3,222.82/4,447.50 = 1,825.57/x
  3. Step 3: Cross multiply
    3,222.82x = 4,447.50 × 1,825.57
  4. Step 4: Simplify right side
    3,222.82x = 8,119,222.58
  5. Step 5: Solve for x
    x = 8,119,222.58/3,222.82
  6. Step 6: Final answer
    x = 2,519.29

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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.