Home / 3,209.13-4,414.73-2,618.37

Finding the Fourth Proportional to 3,209.13, 4,414.73 and 2,618.37

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Solution

The fourth proportional to 3,209.13, 4,414.73 and 2,618.37 is: 3,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.13 : 4,414.73 = 2,618.37 : x
  2. Step 2: Convert to fraction form
    3,209.13/4,414.73 = 2,618.37/x
  3. Step 3: Cross multiply
    3,209.13x = 4,414.73 × 2,618.37
  4. Step 4: Simplify right side
    3,209.13x = 11,559,383.50
  5. Step 5: Solve for x
    x = 11,559,383.50/3,209.13
  6. Step 6: Final answer
    x = 3,602.03

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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.