Home / 3,166.30-4,753.35-1,996.30

Finding the Fourth Proportional to 3,166.30, 4,753.35 and 1,996.30

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Solution

The fourth proportional to 3,166.30, 4,753.35 and 1,996.30 is: 2,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.30 : 4,753.35 = 1,996.30 : x
  2. Step 2: Convert to fraction form
    3,166.30/4,753.35 = 1,996.30/x
  3. Step 3: Cross multiply
    3,166.30x = 4,753.35 × 1,996.30
  4. Step 4: Simplify right side
    3,166.30x = 9,489,112.61
  5. Step 5: Solve for x
    x = 9,489,112.61/3,166.30
  6. Step 6: Final answer
    x = 2,996.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.