Home / 3,540.48-4,850.40-3,408.96

Finding the Fourth Proportional to 3,540.48, 4,850.40 and 3,408.96

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Solution

The fourth proportional to 3,540.48, 4,850.40 and 3,408.96 is: 4,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.48 : 4,850.40 = 3,408.96 : x
  2. Step 2: Convert to fraction form
    3,540.48/4,850.40 = 3,408.96/x
  3. Step 3: Cross multiply
    3,540.48x = 4,850.40 × 3,408.96
  4. Step 4: Simplify right side
    3,540.48x = 16,534,819.58
  5. Step 5: Solve for x
    x = 16,534,819.58/3,540.48
  6. Step 6: Final answer
    x = 4,670.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.