Home / 8,028.60-12,042.66-2,185.02

Finding the Fourth Proportional to 8,028.60, 12,042.66 and 2,185.02

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Solution

The fourth proportional to 8,028.60, 12,042.66 and 2,185.02 is: 3,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.60 : 12,042.66 = 2,185.02 : x
  2. Step 2: Convert to fraction form
    8,028.60/12,042.66 = 2,185.02/x
  3. Step 3: Cross multiply
    8,028.60x = 12,042.66 × 2,185.02
  4. Step 4: Simplify right side
    8,028.60x = 26,313,452.95
  5. Step 5: Solve for x
    x = 26,313,452.95/8,028.60
  6. Step 6: Final answer
    x = 3,277.46

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1.5x scale

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.