Home / 3,371.54-4,650.82-2,127.38

Finding the Fourth Proportional to 3,371.54, 4,650.82 and 2,127.38

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Solution

The fourth proportional to 3,371.54, 4,650.82 and 2,127.38 is: 2,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.54 : 4,650.82 = 2,127.38 : x
  2. Step 2: Convert to fraction form
    3,371.54/4,650.82 = 2,127.38/x
  3. Step 3: Cross multiply
    3,371.54x = 4,650.82 × 2,127.38
  4. Step 4: Simplify right side
    3,371.54x = 9,894,032.88
  5. Step 5: Solve for x
    x = 9,894,032.88/3,371.54
  6. Step 6: Final answer
    x = 2,934.58

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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.