Home / 3,235.42-4,850.70-2,192.80

Finding the Fourth Proportional to 3,235.42, 4,850.70 and 2,192.80

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Solution

The fourth proportional to 3,235.42, 4,850.70 and 2,192.80 is: 3,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.42 : 4,850.70 = 2,192.80 : x
  2. Step 2: Convert to fraction form
    3,235.42/4,850.70 = 2,192.80/x
  3. Step 3: Cross multiply
    3,235.42x = 4,850.70 × 2,192.80
  4. Step 4: Simplify right side
    3,235.42x = 10,636,614.96
  5. Step 5: Solve for x
    x = 10,636,614.96/3,235.42
  6. Step 6: Final answer
    x = 3,287.55

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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.