Home / 4,286.25-5,917.46-3,236.49

Finding the Fourth Proportional to 4,286.25, 5,917.46 and 3,236.49

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Solution

The fourth proportional to 4,286.25, 5,917.46 and 3,236.49 is: 4,468.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.25 : 5,917.46 = 3,236.49 : x
  2. Step 2: Convert to fraction form
    4,286.25/5,917.46 = 3,236.49/x
  3. Step 3: Cross multiply
    4,286.25x = 5,917.46 × 3,236.49
  4. Step 4: Simplify right side
    4,286.25x = 19,151,783.93
  5. Step 5: Solve for x
    x = 19,151,783.93/4,286.25
  6. Step 6: Final answer
    x = 4,468.19

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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.