Home / 3,841.30-5,765.03-1,992.95

Finding the Fourth Proportional to 3,841.30, 5,765.03 and 1,992.95

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Solution

The fourth proportional to 3,841.30, 5,765.03 and 1,992.95 is: 2,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.30 : 5,765.03 = 1,992.95 : x
  2. Step 2: Convert to fraction form
    3,841.30/5,765.03 = 1,992.95/x
  3. Step 3: Cross multiply
    3,841.30x = 5,765.03 × 1,992.95
  4. Step 4: Simplify right side
    3,841.30x = 11,489,416.54
  5. Step 5: Solve for x
    x = 11,489,416.54/3,841.30
  6. Step 6: Final answer
    x = 2,991.02

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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.