Home / 3,203.33-4,805.45-1,122.86

Finding the Fourth Proportional to 3,203.33, 4,805.45 and 1,122.86

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Solution

The fourth proportional to 3,203.33, 4,805.45 and 1,122.86 is: 1,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.33 : 4,805.45 = 1,122.86 : x
  2. Step 2: Convert to fraction form
    3,203.33/4,805.45 = 1,122.86/x
  3. Step 3: Cross multiply
    3,203.33x = 4,805.45 × 1,122.86
  4. Step 4: Simplify right side
    3,203.33x = 5,395,817.95
  5. Step 5: Solve for x
    x = 5,395,817.95/3,203.33
  6. Step 6: Final answer
    x = 1,684.44

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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.