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Finding the Fourth Proportional to 1,796.95, 2,695.94 and 756.44

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Solution

The fourth proportional to 1,796.95, 2,695.94 and 756.44 is: 1,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.95 : 2,695.94 = 756.44 : x
  2. Step 2: Convert to fraction form
    1,796.95/2,695.94 = 756.44/x
  3. Step 3: Cross multiply
    1,796.95x = 2,695.94 × 756.44
  4. Step 4: Simplify right side
    1,796.95x = 2,039,316.85
  5. Step 5: Solve for x
    x = 2,039,316.85/1,796.95
  6. Step 6: Final answer
    x = 1,134.88

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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.