Home / 3,206.68-4,424.34-2,028.24

Finding the Fourth Proportional to 3,206.68, 4,424.34 and 2,028.24

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Solution

The fourth proportional to 3,206.68, 4,424.34 and 2,028.24 is: 2,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.68 : 4,424.34 = 2,028.24 : x
  2. Step 2: Convert to fraction form
    3,206.68/4,424.34 = 2,028.24/x
  3. Step 3: Cross multiply
    3,206.68x = 4,424.34 × 2,028.24
  4. Step 4: Simplify right side
    3,206.68x = 8,973,623.36
  5. Step 5: Solve for x
    x = 8,973,623.36/3,206.68
  6. Step 6: Final answer
    x = 2,798.42

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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.