Home / 2,002.79-3,004.19-1,028.27

Finding the Fourth Proportional to 2,002.79, 3,004.19 and 1,028.27

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Solution

The fourth proportional to 2,002.79, 3,004.19 and 1,028.27 is: 1,542.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.79 : 3,004.19 = 1,028.27 : x
  2. Step 2: Convert to fraction form
    2,002.79/3,004.19 = 1,028.27/x
  3. Step 3: Cross multiply
    2,002.79x = 3,004.19 × 1,028.27
  4. Step 4: Simplify right side
    2,002.79x = 3,089,113.31
  5. Step 5: Solve for x
    x = 3,089,113.31/2,002.79
  6. Step 6: Final answer
    x = 1,542.41

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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.