Home / 3,972.27-5,481.48-2,203.83

Finding the Fourth Proportional to 3,972.27, 5,481.48 and 2,203.83

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Solution

The fourth proportional to 3,972.27, 5,481.48 and 2,203.83 is: 3,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.27 : 5,481.48 = 2,203.83 : x
  2. Step 2: Convert to fraction form
    3,972.27/5,481.48 = 2,203.83/x
  3. Step 3: Cross multiply
    3,972.27x = 5,481.48 × 2,203.83
  4. Step 4: Simplify right side
    3,972.27x = 12,080,250.07
  5. Step 5: Solve for x
    x = 12,080,250.07/3,972.27
  6. Step 6: Final answer
    x = 3,041.15

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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.