Home / 1,076.35-1,481.09-1,044.23

Finding the Fourth Proportional to 1,076.35, 1,481.09 and 1,044.23

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Solution

The fourth proportional to 1,076.35, 1,481.09 and 1,044.23 is: 1,436.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076.35 : 1,481.09 = 1,044.23 : x
  2. Step 2: Convert to fraction form
    1,076.35/1,481.09 = 1,044.23/x
  3. Step 3: Cross multiply
    1,076.35x = 1,481.09 × 1,044.23
  4. Step 4: Simplify right side
    1,076.35x = 1,546,597.09
  5. Step 5: Solve for x
    x = 1,546,597.09/1,076.35
  6. Step 6: Final answer
    x = 1,436.89

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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.