Home / 3,901.02-5,383.35-2,222.52

Finding the Fourth Proportional to 3,901.02, 5,383.35 and 2,222.52

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Solution

The fourth proportional to 3,901.02, 5,383.35 and 2,222.52 is: 3,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.02 : 5,383.35 = 2,222.52 : x
  2. Step 2: Convert to fraction form
    3,901.02/5,383.35 = 2,222.52/x
  3. Step 3: Cross multiply
    3,901.02x = 5,383.35 × 2,222.52
  4. Step 4: Simplify right side
    3,901.02x = 11,964,613.14
  5. Step 5: Solve for x
    x = 11,964,613.14/3,901.02
  6. Step 6: Final answer
    x = 3,067.05

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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.