Home / 3,400.36-5,104.14-2,858.38

Finding the Fourth Proportional to 3,400.36, 5,104.14 and 2,858.38

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Solution

The fourth proportional to 3,400.36, 5,104.14 and 2,858.38 is: 4,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.36 : 5,104.14 = 2,858.38 : x
  2. Step 2: Convert to fraction form
    3,400.36/5,104.14 = 2,858.38/x
  3. Step 3: Cross multiply
    3,400.36x = 5,104.14 × 2,858.38
  4. Step 4: Simplify right side
    3,400.36x = 14,589,571.69
  5. Step 5: Solve for x
    x = 14,589,571.69/3,400.36
  6. Step 6: Final answer
    x = 4,290.60

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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.