Home / 3,233.20-4,463.30-2,486.90

Finding the Fourth Proportional to 3,233.20, 4,463.30 and 2,486.90

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Solution

The fourth proportional to 3,233.20, 4,463.30 and 2,486.90 is: 3,433.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.20 : 4,463.30 = 2,486.90 : x
  2. Step 2: Convert to fraction form
    3,233.20/4,463.30 = 2,486.90/x
  3. Step 3: Cross multiply
    3,233.20x = 4,463.30 × 2,486.90
  4. Step 4: Simplify right side
    3,233.20x = 11,099,780.77
  5. Step 5: Solve for x
    x = 11,099,780.77/3,233.20
  6. Step 6: Final answer
    x = 3,433.06

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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.