Home / 3,222.48-4,447.03-1,825.23

Finding the Fourth Proportional to 3,222.48, 4,447.03 and 1,825.23

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Solution

The fourth proportional to 3,222.48, 4,447.03 and 1,825.23 is: 2,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.48 : 4,447.03 = 1,825.23 : x
  2. Step 2: Convert to fraction form
    3,222.48/4,447.03 = 1,825.23/x
  3. Step 3: Cross multiply
    3,222.48x = 4,447.03 × 1,825.23
  4. Step 4: Simplify right side
    3,222.48x = 8,116,869.74
  5. Step 5: Solve for x
    x = 8,116,869.74/3,222.48
  6. Step 6: Final answer
    x = 2,518.82

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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.