Home / 3,093.33-4,640.33-1,338.79

Finding the Fourth Proportional to 3,093.33, 4,640.33 and 1,338.79

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Solution

The fourth proportional to 3,093.33, 4,640.33 and 1,338.79 is: 2,008.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.33 : 4,640.33 = 1,338.79 : x
  2. Step 2: Convert to fraction form
    3,093.33/4,640.33 = 1,338.79/x
  3. Step 3: Cross multiply
    3,093.33x = 4,640.33 × 1,338.79
  4. Step 4: Simplify right side
    3,093.33x = 6,212,419.15
  5. Step 5: Solve for x
    x = 6,212,419.15/3,093.33
  6. Step 6: Final answer
    x = 2,008.33

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1.5x scale

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.