Home / 3,984.10-5,965.20-2,026.75

Finding the Fourth Proportional to 3,984.10, 5,965.20 and 2,026.75

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Solution

The fourth proportional to 3,984.10, 5,965.20 and 2,026.75 is: 3,034.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.10 : 5,965.20 = 2,026.75 : x
  2. Step 2: Convert to fraction form
    3,984.10/5,965.20 = 2,026.75/x
  3. Step 3: Cross multiply
    3,984.10x = 5,965.20 × 2,026.75
  4. Step 4: Simplify right side
    3,984.10x = 12,089,969.10
  5. Step 5: Solve for x
    x = 12,089,969.10/3,984.10
  6. Step 6: Final answer
    x = 3,034.55

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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.