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Finding the Fourth Proportional to 3,849.26, 5,774.02 and 2,205.04

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Solution

The fourth proportional to 3,849.26, 5,774.02 and 2,205.04 is: 3,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.26 : 5,774.02 = 2,205.04 : x
  2. Step 2: Convert to fraction form
    3,849.26/5,774.02 = 2,205.04/x
  3. Step 3: Cross multiply
    3,849.26x = 5,774.02 × 2,205.04
  4. Step 4: Simplify right side
    3,849.26x = 12,731,945.06
  5. Step 5: Solve for x
    x = 12,731,945.06/3,849.26
  6. Step 6: Final answer
    x = 3,307.63

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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.