Home / 3,670.18-5,067.53-2,255.82

Finding the Fourth Proportional to 3,670.18, 5,067.53 and 2,255.82

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Solution

The fourth proportional to 3,670.18, 5,067.53 and 2,255.82 is: 3,114.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.18 : 5,067.53 = 2,255.82 : x
  2. Step 2: Convert to fraction form
    3,670.18/5,067.53 = 2,255.82/x
  3. Step 3: Cross multiply
    3,670.18x = 5,067.53 × 2,255.82
  4. Step 4: Simplify right side
    3,670.18x = 11,431,413.70
  5. Step 5: Solve for x
    x = 11,431,413.70/3,670.18
  6. Step 6: Final answer
    x = 3,114.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.