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Finding the Fourth Proportional to 937.12, 1,293.30 and 544

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Solution

The fourth proportional to 937.12, 1,293.30 and 544 is: 750.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.12 : 1,293.30 = 544 : x
  2. Step 2: Convert to fraction form
    937.12/1,293.30 = 544/x
  3. Step 3: Cross multiply
    937.12x = 1,293.30 × 544
  4. Step 4: Simplify right side
    937.12x = 703,555.20
  5. Step 5: Solve for x
    x = 703,555.20/937.12
  6. Step 6: Final answer
    x = 750.76

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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.