Home / 3,413.06-5,117.16-2,755.74

Finding the Fourth Proportional to 3,413.06, 5,117.16 and 2,755.74

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Solution

The fourth proportional to 3,413.06, 5,117.16 and 2,755.74 is: 4,131.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.06 : 5,117.16 = 2,755.74 : x
  2. Step 2: Convert to fraction form
    3,413.06/5,117.16 = 2,755.74/x
  3. Step 3: Cross multiply
    3,413.06x = 5,117.16 × 2,755.74
  4. Step 4: Simplify right side
    3,413.06x = 14,101,562.50
  5. Step 5: Solve for x
    x = 14,101,562.50/3,413.06
  6. Step 6: Final answer
    x = 4,131.65

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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.