Home / 3,558.12-4,910.39-2,299.38

Finding the Fourth Proportional to 3,558.12, 4,910.39 and 2,299.38

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Solution

The fourth proportional to 3,558.12, 4,910.39 and 2,299.38 is: 3,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.12 : 4,910.39 = 2,299.38 : x
  2. Step 2: Convert to fraction form
    3,558.12/4,910.39 = 2,299.38/x
  3. Step 3: Cross multiply
    3,558.12x = 4,910.39 × 2,299.38
  4. Step 4: Simplify right side
    3,558.12x = 11,290,852.56
  5. Step 5: Solve for x
    x = 11,290,852.56/3,558.12
  6. Step 6: Final answer
    x = 3,173.26

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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.