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Finding the Fourth Proportional to 1,902.69, 2,854.17 and 733.23

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Solution

The fourth proportional to 1,902.69, 2,854.17 and 733.23 is: 1,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902.69 : 2,854.17 = 733.23 : x
  2. Step 2: Convert to fraction form
    1,902.69/2,854.17 = 733.23/x
  3. Step 3: Cross multiply
    1,902.69x = 2,854.17 × 733.23
  4. Step 4: Simplify right side
    1,902.69x = 2,092,763.07
  5. Step 5: Solve for x
    x = 2,092,763.07/1,902.69
  6. Step 6: Final answer
    x = 1,099.90

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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.