Home / 3,471.22-4,790.87-2,212.86

Finding the Fourth Proportional to 3,471.22, 4,790.87 and 2,212.86

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Solution

The fourth proportional to 3,471.22, 4,790.87 and 2,212.86 is: 3,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.22 : 4,790.87 = 2,212.86 : x
  2. Step 2: Convert to fraction form
    3,471.22/4,790.87 = 2,212.86/x
  3. Step 3: Cross multiply
    3,471.22x = 4,790.87 × 2,212.86
  4. Step 4: Simplify right side
    3,471.22x = 10,601,524.59
  5. Step 5: Solve for x
    x = 10,601,524.59/3,471.22
  6. Step 6: Final answer
    x = 3,054.12

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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.