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Finding the Fourth Proportional to 1,835.88, 2,753.82 and 796.20

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Solution

The fourth proportional to 1,835.88, 2,753.82 and 796.20 is: 1,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.88 : 2,753.82 = 796.20 : x
  2. Step 2: Convert to fraction form
    1,835.88/2,753.82 = 796.20/x
  3. Step 3: Cross multiply
    1,835.88x = 2,753.82 × 796.20
  4. Step 4: Simplify right side
    1,835.88x = 2,192,591.48
  5. Step 5: Solve for x
    x = 2,192,591.48/1,835.88
  6. Step 6: Final answer
    x = 1,194.30

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1.5x scale

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.