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Finding the Fourth Proportional to 1,797.44, 2,696.00 and 757.08

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Solution

The fourth proportional to 1,797.44, 2,696.00 and 757.08 is: 1,135.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.44 : 2,696.00 = 757.08 : x
  2. Step 2: Convert to fraction form
    1,797.44/2,696.00 = 757.08/x
  3. Step 3: Cross multiply
    1,797.44x = 2,696.00 × 757.08
  4. Step 4: Simplify right side
    1,797.44x = 2,041,083.89
  5. Step 5: Solve for x
    x = 2,041,083.89/1,797.44
  6. Step 6: Final answer
    x = 1,135.55

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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.