Home / 3,622.62-4,998.06-2,206.20

Finding the Fourth Proportional to 3,622.62, 4,998.06 and 2,206.20

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Solution

The fourth proportional to 3,622.62, 4,998.06 and 2,206.20 is: 3,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.62 : 4,998.06 = 2,206.20 : x
  2. Step 2: Convert to fraction form
    3,622.62/4,998.06 = 2,206.20/x
  3. Step 3: Cross multiply
    3,622.62x = 4,998.06 × 2,206.20
  4. Step 4: Simplify right side
    3,622.62x = 11,026,719.97
  5. Step 5: Solve for x
    x = 11,026,719.97/3,622.62
  6. Step 6: Final answer
    x = 3,043.85

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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.