Home / 10,183.25-15,265.40-3,947.33

Finding the Fourth Proportional to 10,183.25, 15,265.40 and 3,947.33

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Solution

The fourth proportional to 10,183.25, 15,265.40 and 3,947.33 is: 5,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.25 : 15,265.40 = 3,947.33 : x
  2. Step 2: Convert to fraction form
    10,183.25/15,265.40 = 3,947.33/x
  3. Step 3: Cross multiply
    10,183.25x = 15,265.40 × 3,947.33
  4. Step 4: Simplify right side
    10,183.25x = 60,257,571.38
  5. Step 5: Solve for x
    x = 60,257,571.38/10,183.25
  6. Step 6: Final answer
    x = 5,917.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.