Home / 2,021.93-3,029.29-1,096.90

Finding the Fourth Proportional to 2,021.93, 3,029.29 and 1,096.90

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Solution

The fourth proportional to 2,021.93, 3,029.29 and 1,096.90 is: 1,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.93 : 3,029.29 = 1,096.90 : x
  2. Step 2: Convert to fraction form
    2,021.93/3,029.29 = 1,096.90/x
  3. Step 3: Cross multiply
    2,021.93x = 3,029.29 × 1,096.90
  4. Step 4: Simplify right side
    2,021.93x = 3,322,828.20
  5. Step 5: Solve for x
    x = 3,322,828.20/2,021.93
  6. Step 6: Final answer
    x = 1,643.39

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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.