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Finding the Fourth Proportional to 1,793.39, 2,685.26 and 1,012.22

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Solution

The fourth proportional to 1,793.39, 2,685.26 and 1,012.22 is: 1,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.39 : 2,685.26 = 1,012.22 : x
  2. Step 2: Convert to fraction form
    1,793.39/2,685.26 = 1,012.22/x
  3. Step 3: Cross multiply
    1,793.39x = 2,685.26 × 1,012.22
  4. Step 4: Simplify right side
    1,793.39x = 2,718,082.03
  5. Step 5: Solve for x
    x = 2,718,082.03/1,793.39
  6. Step 6: Final answer
    x = 1,515.61

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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.