Home / 3,016.20-4,524.30-2,605.80

Finding the Fourth Proportional to 3,016.20, 4,524.30 and 2,605.80

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Solution

The fourth proportional to 3,016.20, 4,524.30 and 2,605.80 is: 3,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.20 : 4,524.30 = 2,605.80 : x
  2. Step 2: Convert to fraction form
    3,016.20/4,524.30 = 2,605.80/x
  3. Step 3: Cross multiply
    3,016.20x = 4,524.30 × 2,605.80
  4. Step 4: Simplify right side
    3,016.20x = 11,789,420.94
  5. Step 5: Solve for x
    x = 11,789,420.94/3,016.20
  6. Step 6: Final answer
    x = 3,908.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.