Home / 3,994.59-5,512.32-2,226.36

Finding the Fourth Proportional to 3,994.59, 5,512.32 and 2,226.36

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Solution

The fourth proportional to 3,994.59, 5,512.32 and 2,226.36 is: 3,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.59 : 5,512.32 = 2,226.36 : x
  2. Step 2: Convert to fraction form
    3,994.59/5,512.32 = 2,226.36/x
  3. Step 3: Cross multiply
    3,994.59x = 5,512.32 × 2,226.36
  4. Step 4: Simplify right side
    3,994.59x = 12,272,408.76
  5. Step 5: Solve for x
    x = 12,272,408.76/3,994.59
  6. Step 6: Final answer
    x = 3,072.26

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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.