Home / 3,383.37-5,071.41-2,209.68

Finding the Fourth Proportional to 3,383.37, 5,071.41 and 2,209.68

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Solution

The fourth proportional to 3,383.37, 5,071.41 and 2,209.68 is: 3,312.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.37 : 5,071.41 = 2,209.68 : x
  2. Step 2: Convert to fraction form
    3,383.37/5,071.41 = 2,209.68/x
  3. Step 3: Cross multiply
    3,383.37x = 5,071.41 × 2,209.68
  4. Step 4: Simplify right side
    3,383.37x = 11,206,193.25
  5. Step 5: Solve for x
    x = 11,206,193.25/3,383.37
  6. Step 6: Final answer
    x = 3,312.14

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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.