Home / 3,355.98-4,628.79-2,308.38

Finding the Fourth Proportional to 3,355.98, 4,628.79 and 2,308.38

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Solution

The fourth proportional to 3,355.98, 4,628.79 and 2,308.38 is: 3,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.98 : 4,628.79 = 2,308.38 : x
  2. Step 2: Convert to fraction form
    3,355.98/4,628.79 = 2,308.38/x
  3. Step 3: Cross multiply
    3,355.98x = 4,628.79 × 2,308.38
  4. Step 4: Simplify right side
    3,355.98x = 10,685,006.26
  5. Step 5: Solve for x
    x = 10,685,006.26/3,355.98
  6. Step 6: Final answer
    x = 3,183.87

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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.