Home / 3,845.44-5,766.33-1,994.70

Finding the Fourth Proportional to 3,845.44, 5,766.33 and 1,994.70

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Solution

The fourth proportional to 3,845.44, 5,766.33 and 1,994.70 is: 2,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.44 : 5,766.33 = 1,994.70 : x
  2. Step 2: Convert to fraction form
    3,845.44/5,766.33 = 1,994.70/x
  3. Step 3: Cross multiply
    3,845.44x = 5,766.33 × 1,994.70
  4. Step 4: Simplify right side
    3,845.44x = 11,502,098.45
  5. Step 5: Solve for x
    x = 11,502,098.45/3,845.44
  6. Step 6: Final answer
    x = 2,991.10

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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.