Home / 3,728.22-5,587.09-2,944.78

Finding the Fourth Proportional to 3,728.22, 5,587.09 and 2,944.78

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Solution

The fourth proportional to 3,728.22, 5,587.09 and 2,944.78 is: 4,413.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728.22 : 5,587.09 = 2,944.78 : x
  2. Step 2: Convert to fraction form
    3,728.22/5,587.09 = 2,944.78/x
  3. Step 3: Cross multiply
    3,728.22x = 5,587.09 × 2,944.78
  4. Step 4: Simplify right side
    3,728.22x = 16,452,750.89
  5. Step 5: Solve for x
    x = 16,452,750.89/3,728.22
  6. Step 6: Final answer
    x = 4,413.03

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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.