Home / 8,168.25-12,247.44-3,664.49

Finding the Fourth Proportional to 8,168.25, 12,247.44 and 3,664.49

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Solution

The fourth proportional to 8,168.25, 12,247.44 and 3,664.49 is: 5,494.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.25 : 12,247.44 = 3,664.49 : x
  2. Step 2: Convert to fraction form
    8,168.25/12,247.44 = 3,664.49/x
  3. Step 3: Cross multiply
    8,168.25x = 12,247.44 × 3,664.49
  4. Step 4: Simplify right side
    8,168.25x = 44,880,577.35
  5. Step 5: Solve for x
    x = 44,880,577.35/8,168.25
  6. Step 6: Final answer
    x = 5,494.52

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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.