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Finding the Fourth Proportional to 937.26, 1,293.38 and 544.28

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Solution

The fourth proportional to 937.26, 1,293.38 and 544.28 is: 751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.26 : 1,293.38 = 544.28 : x
  2. Step 2: Convert to fraction form
    937.26/1,293.38 = 544.28/x
  3. Step 3: Cross multiply
    937.26x = 1,293.38 × 544.28
  4. Step 4: Simplify right side
    937.26x = 703,960.87
  5. Step 5: Solve for x
    x = 703,960.87/937.26
  6. Step 6: Final answer
    x = 751.08

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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.