Home / 3,694.09-5,099.87-2,499.97

Finding the Fourth Proportional to 3,694.09, 5,099.87 and 2,499.97

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Solution

The fourth proportional to 3,694.09, 5,099.87 and 2,499.97 is: 3,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.09 : 5,099.87 = 2,499.97 : x
  2. Step 2: Convert to fraction form
    3,694.09/5,099.87 = 2,499.97/x
  3. Step 3: Cross multiply
    3,694.09x = 5,099.87 × 2,499.97
  4. Step 4: Simplify right side
    3,694.09x = 12,749,509.50
  5. Step 5: Solve for x
    x = 12,749,509.50/3,694.09
  6. Step 6: Final answer
    x = 3,451.33

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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.