Home / 6,344.60-8,755.37-3,512.09

Finding the Fourth Proportional to 6,344.60, 8,755.37 and 3,512.09

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Solution

The fourth proportional to 6,344.60, 8,755.37 and 3,512.09 is: 4,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.60 : 8,755.37 = 3,512.09 : x
  2. Step 2: Convert to fraction form
    6,344.60/8,755.37 = 3,512.09/x
  3. Step 3: Cross multiply
    6,344.60x = 8,755.37 × 3,512.09
  4. Step 4: Simplify right side
    6,344.60x = 30,749,647.42
  5. Step 5: Solve for x
    x = 30,749,647.42/6,344.60
  6. Step 6: Final answer
    x = 4,846.59

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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.