Home / 6,408.24-8,841.32-3,755.60

Finding the Fourth Proportional to 6,408.24, 8,841.32 and 3,755.60

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Solution

The fourth proportional to 6,408.24, 8,841.32 and 3,755.60 is: 5,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.24 : 8,841.32 = 3,755.60 : x
  2. Step 2: Convert to fraction form
    6,408.24/8,841.32 = 3,755.60/x
  3. Step 3: Cross multiply
    6,408.24x = 8,841.32 × 3,755.60
  4. Step 4: Simplify right side
    6,408.24x = 33,204,461.39
  5. Step 5: Solve for x
    x = 33,204,461.39/6,408.24
  6. Step 6: Final answer
    x = 5,181.53

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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.