Home / 3,993.20-5,991.65-2,046.77

Finding the Fourth Proportional to 3,993.20, 5,991.65 and 2,046.77

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Solution

The fourth proportional to 3,993.20, 5,991.65 and 2,046.77 is: 3,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.20 : 5,991.65 = 2,046.77 : x
  2. Step 2: Convert to fraction form
    3,993.20/5,991.65 = 2,046.77/x
  3. Step 3: Cross multiply
    3,993.20x = 5,991.65 × 2,046.77
  4. Step 4: Simplify right side
    3,993.20x = 12,263,504.63
  5. Step 5: Solve for x
    x = 12,263,504.63/3,993.20
  6. Step 6: Final answer
    x = 3,071.10

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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.