Home / 3,770.48-5,203.22-2,198.82

Finding the Fourth Proportional to 3,770.48, 5,203.22 and 2,198.82

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Solution

The fourth proportional to 3,770.48, 5,203.22 and 2,198.82 is: 3,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.48 : 5,203.22 = 2,198.82 : x
  2. Step 2: Convert to fraction form
    3,770.48/5,203.22 = 2,198.82/x
  3. Step 3: Cross multiply
    3,770.48x = 5,203.22 × 2,198.82
  4. Step 4: Simplify right side
    3,770.48x = 11,440,944.20
  5. Step 5: Solve for x
    x = 11,440,944.20/3,770.48
  6. Step 6: Final answer
    x = 3,034.35

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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.