Home / 2,028.06-3,039.66-1,039.86

Finding the Fourth Proportional to 2,028.06, 3,039.66 and 1,039.86

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Solution

The fourth proportional to 2,028.06, 3,039.66 and 1,039.86 is: 1,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.06 : 3,039.66 = 1,039.86 : x
  2. Step 2: Convert to fraction form
    2,028.06/3,039.66 = 1,039.86/x
  3. Step 3: Cross multiply
    2,028.06x = 3,039.66 × 1,039.86
  4. Step 4: Simplify right side
    2,028.06x = 3,160,820.85
  5. Step 5: Solve for x
    x = 3,160,820.85/2,028.06
  6. Step 6: Final answer
    x = 1,558.54

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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.