Home / 3,369.58-4,645.78-2,896.54

Finding the Fourth Proportional to 3,369.58, 4,645.78 and 2,896.54

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Solution

The fourth proportional to 3,369.58, 4,645.78 and 2,896.54 is: 3,993.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.58 : 4,645.78 = 2,896.54 : x
  2. Step 2: Convert to fraction form
    3,369.58/4,645.78 = 2,896.54/x
  3. Step 3: Cross multiply
    3,369.58x = 4,645.78 × 2,896.54
  4. Step 4: Simplify right side
    3,369.58x = 13,456,687.60
  5. Step 5: Solve for x
    x = 13,456,687.60/3,369.58
  6. Step 6: Final answer
    x = 3,993.58

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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.