Home / 3,204.32-4,815.60-2,184.80

Finding the Fourth Proportional to 3,204.32, 4,815.60 and 2,184.80

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Solution

The fourth proportional to 3,204.32, 4,815.60 and 2,184.80 is: 3,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.32 : 4,815.60 = 2,184.80 : x
  2. Step 2: Convert to fraction form
    3,204.32/4,815.60 = 2,184.80/x
  3. Step 3: Cross multiply
    3,204.32x = 4,815.60 × 2,184.80
  4. Step 4: Simplify right side
    3,204.32x = 10,521,122.88
  5. Step 5: Solve for x
    x = 10,521,122.88/3,204.32
  6. Step 6: Final answer
    x = 3,283.42

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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.