Home / 2,933.91-4,396.77-2,105.28

Finding the Fourth Proportional to 2,933.91, 4,396.77 and 2,105.28

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Solution

The fourth proportional to 2,933.91, 4,396.77 and 2,105.28 is: 3,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.91 : 4,396.77 = 2,105.28 : x
  2. Step 2: Convert to fraction form
    2,933.91/4,396.77 = 2,105.28/x
  3. Step 3: Cross multiply
    2,933.91x = 4,396.77 × 2,105.28
  4. Step 4: Simplify right side
    2,933.91x = 9,256,431.95
  5. Step 5: Solve for x
    x = 9,256,431.95/2,933.91
  6. Step 6: Final answer
    x = 3,154.98

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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.