Home / 2,021.46-3,029.34-1,608.76

Finding the Fourth Proportional to 2,021.46, 3,029.34 and 1,608.76

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Solution

The fourth proportional to 2,021.46, 3,029.34 and 1,608.76 is: 2,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.46 : 3,029.34 = 1,608.76 : x
  2. Step 2: Convert to fraction form
    2,021.46/3,029.34 = 1,608.76/x
  3. Step 3: Cross multiply
    2,021.46x = 3,029.34 × 1,608.76
  4. Step 4: Simplify right side
    2,021.46x = 4,873,481.02
  5. Step 5: Solve for x
    x = 4,873,481.02/2,021.46
  6. Step 6: Final answer
    x = 2,410.87

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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.