Home / 4,208.97-5,809.05-3,212.36

Finding the Fourth Proportional to 4,208.97, 5,809.05 and 3,212.36

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Solution

The fourth proportional to 4,208.97, 5,809.05 and 3,212.36 is: 4,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.97 : 5,809.05 = 3,212.36 : x
  2. Step 2: Convert to fraction form
    4,208.97/5,809.05 = 3,212.36/x
  3. Step 3: Cross multiply
    4,208.97x = 5,809.05 × 3,212.36
  4. Step 4: Simplify right side
    4,208.97x = 18,660,730.81
  5. Step 5: Solve for x
    x = 18,660,730.81/4,208.97
  6. Step 6: Final answer
    x = 4,433.56

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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.