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Finding the Fourth Proportional to 1,658.73, 2,493.26 and 1,046.37

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Solution

The fourth proportional to 1,658.73, 2,493.26 and 1,046.37 is: 1,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658.73 : 2,493.26 = 1,046.37 : x
  2. Step 2: Convert to fraction form
    1,658.73/2,493.26 = 1,046.37/x
  3. Step 3: Cross multiply
    1,658.73x = 2,493.26 × 1,046.37
  4. Step 4: Simplify right side
    1,658.73x = 2,608,872.47
  5. Step 5: Solve for x
    x = 2,608,872.47/1,658.73
  6. Step 6: Final answer
    x = 1,572.81

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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.