Home / 3,610.24-5,413.50-1,660.75

Finding the Fourth Proportional to 3,610.24, 5,413.50 and 1,660.75

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Solution

The fourth proportional to 3,610.24, 5,413.50 and 1,660.75 is: 2,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.24 : 5,413.50 = 1,660.75 : x
  2. Step 2: Convert to fraction form
    3,610.24/5,413.50 = 1,660.75/x
  3. Step 3: Cross multiply
    3,610.24x = 5,413.50 × 1,660.75
  4. Step 4: Simplify right side
    3,610.24x = 8,990,470.13
  5. Step 5: Solve for x
    x = 8,990,470.13/3,610.24
  6. Step 6: Final answer
    x = 2,490.27

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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.