Home / 3,825.26-5,278.97-2,332.84

Finding the Fourth Proportional to 3,825.26, 5,278.97 and 2,332.84

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Solution

The fourth proportional to 3,825.26, 5,278.97 and 2,332.84 is: 3,219.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.26 : 5,278.97 = 2,332.84 : x
  2. Step 2: Convert to fraction form
    3,825.26/5,278.97 = 2,332.84/x
  3. Step 3: Cross multiply
    3,825.26x = 5,278.97 × 2,332.84
  4. Step 4: Simplify right side
    3,825.26x = 12,314,992.37
  5. Step 5: Solve for x
    x = 12,314,992.37/3,825.26
  6. Step 6: Final answer
    x = 3,219.39

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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.