Home / 2,125.33-2,932.97-1,181.07

Finding the Fourth Proportional to 2,125.33, 2,932.97 and 1,181.07

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Solution

The fourth proportional to 2,125.33, 2,932.97 and 1,181.07 is: 1,629.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.33 : 2,932.97 = 1,181.07 : x
  2. Step 2: Convert to fraction form
    2,125.33/2,932.97 = 1,181.07/x
  3. Step 3: Cross multiply
    2,125.33x = 2,932.97 × 1,181.07
  4. Step 4: Simplify right side
    2,125.33x = 3,464,042.88
  5. Step 5: Solve for x
    x = 3,464,042.88/2,125.33
  6. Step 6: Final answer
    x = 1,629.88

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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.