Home / 3,204.36-4,780.42-3,122.96

Finding the Fourth Proportional to 3,204.36, 4,780.42 and 3,122.96

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Solution

The fourth proportional to 3,204.36, 4,780.42 and 3,122.96 is: 4,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.36 : 4,780.42 = 3,122.96 : x
  2. Step 2: Convert to fraction form
    3,204.36/4,780.42 = 3,122.96/x
  3. Step 3: Cross multiply
    3,204.36x = 4,780.42 × 3,122.96
  4. Step 4: Simplify right side
    3,204.36x = 14,929,028.73
  5. Step 5: Solve for x
    x = 14,929,028.73/3,204.36
  6. Step 6: Final answer
    x = 4,658.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.