Home / 5,265.70-7,268.28-3,249.73

Finding the Fourth Proportional to 5,265.70, 7,268.28 and 3,249.73

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Solution

The fourth proportional to 5,265.70, 7,268.28 and 3,249.73 is: 4,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.70 : 7,268.28 = 3,249.73 : x
  2. Step 2: Convert to fraction form
    5,265.70/7,268.28 = 3,249.73/x
  3. Step 3: Cross multiply
    5,265.70x = 7,268.28 × 3,249.73
  4. Step 4: Simplify right side
    5,265.70x = 23,619,944.46
  5. Step 5: Solve for x
    x = 23,619,944.46/5,265.70
  6. Step 6: Final answer
    x = 4,485.62

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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.