Home / 3,320.93-4,568.68-3,228.69

Finding the Fourth Proportional to 3,320.93, 4,568.68 and 3,228.69

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Solution

The fourth proportional to 3,320.93, 4,568.68 and 3,228.69 is: 4,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.93 : 4,568.68 = 3,228.69 : x
  2. Step 2: Convert to fraction form
    3,320.93/4,568.68 = 3,228.69/x
  3. Step 3: Cross multiply
    3,320.93x = 4,568.68 × 3,228.69
  4. Step 4: Simplify right side
    3,320.93x = 14,750,851.43
  5. Step 5: Solve for x
    x = 14,750,851.43/3,320.93
  6. Step 6: Final answer
    x = 4,441.78

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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.