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Finding the Fourth Proportional to 1,601.26, 2,209.73 and 937.98

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Solution

The fourth proportional to 1,601.26, 2,209.73 and 937.98 is: 1,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.26 : 2,209.73 = 937.98 : x
  2. Step 2: Convert to fraction form
    1,601.26/2,209.73 = 937.98/x
  3. Step 3: Cross multiply
    1,601.26x = 2,209.73 × 937.98
  4. Step 4: Simplify right side
    1,601.26x = 2,072,677.86
  5. Step 5: Solve for x
    x = 2,072,677.86/1,601.26
  6. Step 6: Final answer
    x = 1,294.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.