Home / 1,793.26-2,471.20-1,268.38

Finding the Fourth Proportional to 1,793.26, 2,471.20 and 1,268.38

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Solution

The fourth proportional to 1,793.26, 2,471.20 and 1,268.38 is: 1,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.26 : 2,471.20 = 1,268.38 : x
  2. Step 2: Convert to fraction form
    1,793.26/2,471.20 = 1,268.38/x
  3. Step 3: Cross multiply
    1,793.26x = 2,471.20 × 1,268.38
  4. Step 4: Simplify right side
    1,793.26x = 3,134,420.66
  5. Step 5: Solve for x
    x = 3,134,420.66/1,793.26
  6. Step 6: Final answer
    x = 1,747.89

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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.