Home / 3,825.85-5,279.75-2,233.44

Finding the Fourth Proportional to 3,825.85, 5,279.75 and 2,233.44

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Solution

The fourth proportional to 3,825.85, 5,279.75 and 2,233.44 is: 3,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.85 : 5,279.75 = 2,233.44 : x
  2. Step 2: Convert to fraction form
    3,825.85/5,279.75 = 2,233.44/x
  3. Step 3: Cross multiply
    3,825.85x = 5,279.75 × 2,233.44
  4. Step 4: Simplify right side
    3,825.85x = 11,792,004.84
  5. Step 5: Solve for x
    x = 11,792,004.84/3,825.85
  6. Step 6: Final answer
    x = 3,082.19

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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.