Home / 3,284.20-4,919.46-2,185.24

Finding the Fourth Proportional to 3,284.20, 4,919.46 and 2,185.24

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Solution

The fourth proportional to 3,284.20, 4,919.46 and 2,185.24 is: 3,273.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.20 : 4,919.46 = 2,185.24 : x
  2. Step 2: Convert to fraction form
    3,284.20/4,919.46 = 2,185.24/x
  3. Step 3: Cross multiply
    3,284.20x = 4,919.46 × 2,185.24
  4. Step 4: Simplify right side
    3,284.20x = 10,750,200.77
  5. Step 5: Solve for x
    x = 10,750,200.77/3,284.20
  6. Step 6: Final answer
    x = 3,273.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.