Home / 3,020.06-4,169.40-2,028.62

Finding the Fourth Proportional to 3,020.06, 4,169.40 and 2,028.62

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Solution

The fourth proportional to 3,020.06, 4,169.40 and 2,028.62 is: 2,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.06 : 4,169.40 = 2,028.62 : x
  2. Step 2: Convert to fraction form
    3,020.06/4,169.40 = 2,028.62/x
  3. Step 3: Cross multiply
    3,020.06x = 4,169.40 × 2,028.62
  4. Step 4: Simplify right side
    3,020.06x = 8,458,128.23
  5. Step 5: Solve for x
    x = 8,458,128.23/3,020.06
  6. Step 6: Final answer
    x = 2,800.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.