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Finding the Fourth Proportional to 1,825.44, 2,737.68 and 671.04

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Solution

The fourth proportional to 1,825.44, 2,737.68 and 671.04 is: 1,006.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.44 : 2,737.68 = 671.04 : x
  2. Step 2: Convert to fraction form
    1,825.44/2,737.68 = 671.04/x
  3. Step 3: Cross multiply
    1,825.44x = 2,737.68 × 671.04
  4. Step 4: Simplify right side
    1,825.44x = 1,837,092.79
  5. Step 5: Solve for x
    x = 1,837,092.79/1,825.44
  6. Step 6: Final answer
    x = 1,006.38

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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.