Home / 3,166.83-4,371.84-2,049.39

Finding the Fourth Proportional to 3,166.83, 4,371.84 and 2,049.39

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Solution

The fourth proportional to 3,166.83, 4,371.84 and 2,049.39 is: 2,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.83 : 4,371.84 = 2,049.39 : x
  2. Step 2: Convert to fraction form
    3,166.83/4,371.84 = 2,049.39/x
  3. Step 3: Cross multiply
    3,166.83x = 4,371.84 × 2,049.39
  4. Step 4: Simplify right side
    3,166.83x = 8,959,605.18
  5. Step 5: Solve for x
    x = 8,959,605.18/3,166.83
  6. Step 6: Final answer
    x = 2,829.20

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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.