Home / 3,481.09-4,777.27-3,456.49

Finding the Fourth Proportional to 3,481.09, 4,777.27 and 3,456.49

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Solution

The fourth proportional to 3,481.09, 4,777.27 and 3,456.49 is: 4,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.09 : 4,777.27 = 3,456.49 : x
  2. Step 2: Convert to fraction form
    3,481.09/4,777.27 = 3,456.49/x
  3. Step 3: Cross multiply
    3,481.09x = 4,777.27 × 3,456.49
  4. Step 4: Simplify right side
    3,481.09x = 16,512,544.81
  5. Step 5: Solve for x
    x = 16,512,544.81/3,481.09
  6. Step 6: Final answer
    x = 4,743.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.