Home / 3,168.28-4,370.37-1,841.77

Finding the Fourth Proportional to 3,168.28, 4,370.37 and 1,841.77

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Solution

The fourth proportional to 3,168.28, 4,370.37 and 1,841.77 is: 2,540.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.28 : 4,370.37 = 1,841.77 : x
  2. Step 2: Convert to fraction form
    3,168.28/4,370.37 = 1,841.77/x
  3. Step 3: Cross multiply
    3,168.28x = 4,370.37 × 1,841.77
  4. Step 4: Simplify right side
    3,168.28x = 8,049,194.50
  5. Step 5: Solve for x
    x = 8,049,194.50/3,168.28
  6. Step 6: Final answer
    x = 2,540.56

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1.5x scale

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.