Home / 3,540.06-4,883.22-2,211.48

Finding the Fourth Proportional to 3,540.06, 4,883.22 and 2,211.48

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Solution

The fourth proportional to 3,540.06, 4,883.22 and 2,211.48 is: 3,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.06 : 4,883.22 = 2,211.48 : x
  2. Step 2: Convert to fraction form
    3,540.06/4,883.22 = 2,211.48/x
  3. Step 3: Cross multiply
    3,540.06x = 4,883.22 × 2,211.48
  4. Step 4: Simplify right side
    3,540.06x = 10,799,143.37
  5. Step 5: Solve for x
    x = 10,799,143.37/3,540.06
  6. Step 6: Final answer
    x = 3,050.55

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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.