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Finding the Fourth Proportional to 937.19, 1,293.85 and 833.37

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Solution

The fourth proportional to 937.19, 1,293.85 and 833.37 is: 1,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.19 : 1,293.85 = 833.37 : x
  2. Step 2: Convert to fraction form
    937.19/1,293.85 = 833.37/x
  3. Step 3: Cross multiply
    937.19x = 1,293.85 × 833.37
  4. Step 4: Simplify right side
    937.19x = 1,078,256.90
  5. Step 5: Solve for x
    x = 1,078,256.90/937.19
  6. Step 6: Final answer
    x = 1,150.52

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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.