Home / 3,508.36-4,839.37-2,091.09

Finding the Fourth Proportional to 3,508.36, 4,839.37 and 2,091.09

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Solution

The fourth proportional to 3,508.36, 4,839.37 and 2,091.09 is: 2,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.36 : 4,839.37 = 2,091.09 : x
  2. Step 2: Convert to fraction form
    3,508.36/4,839.37 = 2,091.09/x
  3. Step 3: Cross multiply
    3,508.36x = 4,839.37 × 2,091.09
  4. Step 4: Simplify right side
    3,508.36x = 10,119,552.99
  5. Step 5: Solve for x
    x = 10,119,552.99/3,508.36
  6. Step 6: Final answer
    x = 2,884.41

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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.