Home / 1,960.25-2,704.89-1,076.03

Finding the Fourth Proportional to 1,960.25, 2,704.89 and 1,076.03

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Solution

The fourth proportional to 1,960.25, 2,704.89 and 1,076.03 is: 1,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960.25 : 2,704.89 = 1,076.03 : x
  2. Step 2: Convert to fraction form
    1,960.25/2,704.89 = 1,076.03/x
  3. Step 3: Cross multiply
    1,960.25x = 2,704.89 × 1,076.03
  4. Step 4: Simplify right side
    1,960.25x = 2,910,558.66
  5. Step 5: Solve for x
    x = 2,910,558.66/1,960.25
  6. Step 6: Final answer
    x = 1,484.79

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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.