Home / 3,284.58-4,923.80-1,092.80

Finding the Fourth Proportional to 3,284.58, 4,923.80 and 1,092.80

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Solution

The fourth proportional to 3,284.58, 4,923.80 and 1,092.80 is: 1,638.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.58 : 4,923.80 = 1,092.80 : x
  2. Step 2: Convert to fraction form
    3,284.58/4,923.80 = 1,092.80/x
  3. Step 3: Cross multiply
    3,284.58x = 4,923.80 × 1,092.80
  4. Step 4: Simplify right side
    3,284.58x = 5,380,739.58
  5. Step 5: Solve for x
    x = 5,380,739.58/3,284.58
  6. Step 6: Final answer
    x = 1,638.18

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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.