Home / 3,493.80-4,821.30-2,233.08

Finding the Fourth Proportional to 3,493.80, 4,821.30 and 2,233.08

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Solution

The fourth proportional to 3,493.80, 4,821.30 and 2,233.08 is: 3,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.80 : 4,821.30 = 2,233.08 : x
  2. Step 2: Convert to fraction form
    3,493.80/4,821.30 = 2,233.08/x
  3. Step 3: Cross multiply
    3,493.80x = 4,821.30 × 2,233.08
  4. Step 4: Simplify right side
    3,493.80x = 10,766,348.60
  5. Step 5: Solve for x
    x = 10,766,348.60/3,493.80
  6. Step 6: Final answer
    x = 3,081.56

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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.