Home / 2,305.17-3,452.34-1,131.51

Finding the Fourth Proportional to 2,305.17, 3,452.34 and 1,131.51

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Solution

The fourth proportional to 2,305.17, 3,452.34 and 1,131.51 is: 1,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.17 : 3,452.34 = 1,131.51 : x
  2. Step 2: Convert to fraction form
    2,305.17/3,452.34 = 1,131.51/x
  3. Step 3: Cross multiply
    2,305.17x = 3,452.34 × 1,131.51
  4. Step 4: Simplify right side
    2,305.17x = 3,906,357.23
  5. Step 5: Solve for x
    x = 3,906,357.23/2,305.17
  6. Step 6: Final answer
    x = 1,694.61

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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.