Home / 10,183.52-15,273.36-3,609.56

Finding the Fourth Proportional to 10,183.52, 15,273.36 and 3,609.56

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Solution

The fourth proportional to 10,183.52, 15,273.36 and 3,609.56 is: 5,413.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.52 : 15,273.36 = 3,609.56 : x
  2. Step 2: Convert to fraction form
    10,183.52/15,273.36 = 3,609.56/x
  3. Step 3: Cross multiply
    10,183.52x = 15,273.36 × 3,609.56
  4. Step 4: Simplify right side
    10,183.52x = 55,130,109.32
  5. Step 5: Solve for x
    x = 55,130,109.32/10,183.52
  6. Step 6: Final answer
    x = 5,413.66

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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.