Home / 5,286.96-7,297.26-3,799.32

Finding the Fourth Proportional to 5,286.96, 7,297.26 and 3,799.32

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Solution

The fourth proportional to 5,286.96, 7,297.26 and 3,799.32 is: 5,243.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.96 : 7,297.26 = 3,799.32 : x
  2. Step 2: Convert to fraction form
    5,286.96/7,297.26 = 3,799.32/x
  3. Step 3: Cross multiply
    5,286.96x = 7,297.26 × 3,799.32
  4. Step 4: Simplify right side
    5,286.96x = 27,724,625.86
  5. Step 5: Solve for x
    x = 27,724,625.86/5,286.96
  6. Step 6: Final answer
    x = 5,243.96

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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.