Home / 2,029.56-3,044.28-1,105.56

Finding the Fourth Proportional to 2,029.56, 3,044.28 and 1,105.56

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Solution

The fourth proportional to 2,029.56, 3,044.28 and 1,105.56 is: 1,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.56 : 3,044.28 = 1,105.56 : x
  2. Step 2: Convert to fraction form
    2,029.56/3,044.28 = 1,105.56/x
  3. Step 3: Cross multiply
    2,029.56x = 3,044.28 × 1,105.56
  4. Step 4: Simplify right side
    2,029.56x = 3,365,634.20
  5. Step 5: Solve for x
    x = 3,365,634.20/2,029.56
  6. Step 6: Final answer
    x = 1,658.31

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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.