Home / 2,418.77-3,631.82-2,299.85

Finding the Fourth Proportional to 2,418.77, 3,631.82 and 2,299.85

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Solution

The fourth proportional to 2,418.77, 3,631.82 and 2,299.85 is: 3,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.77 : 3,631.82 = 2,299.85 : x
  2. Step 2: Convert to fraction form
    2,418.77/3,631.82 = 2,299.85/x
  3. Step 3: Cross multiply
    2,418.77x = 3,631.82 × 2,299.85
  4. Step 4: Simplify right side
    2,418.77x = 8,352,611.57
  5. Step 5: Solve for x
    x = 8,352,611.57/2,418.77
  6. Step 6: Final answer
    x = 3,453.25

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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.