Home / 2,413.46-3,620.93-1,180.69

Finding the Fourth Proportional to 2,413.46, 3,620.93 and 1,180.69

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Solution

The fourth proportional to 2,413.46, 3,620.93 and 1,180.69 is: 1,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.46 : 3,620.93 = 1,180.69 : x
  2. Step 2: Convert to fraction form
    2,413.46/3,620.93 = 1,180.69/x
  3. Step 3: Cross multiply
    2,413.46x = 3,620.93 × 1,180.69
  4. Step 4: Simplify right side
    2,413.46x = 4,275,198.99
  5. Step 5: Solve for x
    x = 4,275,198.99/2,413.46
  6. Step 6: Final answer
    x = 1,771.40

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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.