Home / 3,309.63-4,568.09-2,049.92

Finding the Fourth Proportional to 3,309.63, 4,568.09 and 2,049.92

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Solution

The fourth proportional to 3,309.63, 4,568.09 and 2,049.92 is: 2,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.63 : 4,568.09 = 2,049.92 : x
  2. Step 2: Convert to fraction form
    3,309.63/4,568.09 = 2,049.92/x
  3. Step 3: Cross multiply
    3,309.63x = 4,568.09 × 2,049.92
  4. Step 4: Simplify right side
    3,309.63x = 9,364,208.80
  5. Step 5: Solve for x
    x = 9,364,208.80/3,309.63
  6. Step 6: Final answer
    x = 2,829.38

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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.