Home / 2,206.66-3,308.07-1,234.18

Finding the Fourth Proportional to 2,206.66, 3,308.07 and 1,234.18

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Solution

The fourth proportional to 2,206.66, 3,308.07 and 1,234.18 is: 1,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.66 : 3,308.07 = 1,234.18 : x
  2. Step 2: Convert to fraction form
    2,206.66/3,308.07 = 1,234.18/x
  3. Step 3: Cross multiply
    2,206.66x = 3,308.07 × 1,234.18
  4. Step 4: Simplify right side
    2,206.66x = 4,082,753.83
  5. Step 5: Solve for x
    x = 4,082,753.83/2,206.66
  6. Step 6: Final answer
    x = 1,850.20

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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.