Home / 2,206.20-3,308.55-1,035.84

Finding the Fourth Proportional to 2,206.20, 3,308.55 and 1,035.84

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Solution

The fourth proportional to 2,206.20, 3,308.55 and 1,035.84 is: 1,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.20 : 3,308.55 = 1,035.84 : x
  2. Step 2: Convert to fraction form
    2,206.20/3,308.55 = 1,035.84/x
  3. Step 3: Cross multiply
    2,206.20x = 3,308.55 × 1,035.84
  4. Step 4: Simplify right side
    2,206.20x = 3,427,128.43
  5. Step 5: Solve for x
    x = 3,427,128.43/2,206.20
  6. Step 6: Final answer
    x = 1,553.41

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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.