Home / 3,670.10-5,505.15-2,029.85

Finding the Fourth Proportional to 3,670.10, 5,505.15 and 2,029.85

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Solution

The fourth proportional to 3,670.10, 5,505.15 and 2,029.85 is: 3,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.10 : 5,505.15 = 2,029.85 : x
  2. Step 2: Convert to fraction form
    3,670.10/5,505.15 = 2,029.85/x
  3. Step 3: Cross multiply
    3,670.10x = 5,505.15 × 2,029.85
  4. Step 4: Simplify right side
    3,670.10x = 11,174,628.73
  5. Step 5: Solve for x
    x = 11,174,628.73/3,670.10
  6. Step 6: Final answer
    x = 3,044.78

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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.