Home / 3,496.60-4,821.99-2,790.73

Finding the Fourth Proportional to 3,496.60, 4,821.99 and 2,790.73

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Solution

The fourth proportional to 3,496.60, 4,821.99 and 2,790.73 is: 3,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.60 : 4,821.99 = 2,790.73 : x
  2. Step 2: Convert to fraction form
    3,496.60/4,821.99 = 2,790.73/x
  3. Step 3: Cross multiply
    3,496.60x = 4,821.99 × 2,790.73
  4. Step 4: Simplify right side
    3,496.60x = 13,456,872.15
  5. Step 5: Solve for x
    x = 13,456,872.15/3,496.60
  6. Step 6: Final answer
    x = 3,848.56

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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.