Home / 3,825.60-5,279.31-2,333.22

Finding the Fourth Proportional to 3,825.60, 5,279.31 and 2,333.22

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Solution

The fourth proportional to 3,825.60, 5,279.31 and 2,333.22 is: 3,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.60 : 5,279.31 = 2,333.22 : x
  2. Step 2: Convert to fraction form
    3,825.60/5,279.31 = 2,333.22/x
  3. Step 3: Cross multiply
    3,825.60x = 5,279.31 × 2,333.22
  4. Step 4: Simplify right side
    3,825.60x = 12,317,791.68
  5. Step 5: Solve for x
    x = 12,317,791.68/3,825.60
  6. Step 6: Final answer
    x = 3,219.83

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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.