Home / 2,020.59-3,029.94-1,199.21

Finding the Fourth Proportional to 2,020.59, 3,029.94 and 1,199.21

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Solution

The fourth proportional to 2,020.59, 3,029.94 and 1,199.21 is: 1,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.59 : 3,029.94 = 1,199.21 : x
  2. Step 2: Convert to fraction form
    2,020.59/3,029.94 = 1,199.21/x
  3. Step 3: Cross multiply
    2,020.59x = 3,029.94 × 1,199.21
  4. Step 4: Simplify right side
    2,020.59x = 3,633,519.20
  5. Step 5: Solve for x
    x = 3,633,519.20/2,020.59
  6. Step 6: Final answer
    x = 1,798.25

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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.