Home / 6,801.88-10,203.22-2,122.56

Finding the Fourth Proportional to 6,801.88, 10,203.22 and 2,122.56

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Solution

The fourth proportional to 6,801.88, 10,203.22 and 2,122.56 is: 3,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.88 : 10,203.22 = 2,122.56 : x
  2. Step 2: Convert to fraction form
    6,801.88/10,203.22 = 2,122.56/x
  3. Step 3: Cross multiply
    6,801.88x = 10,203.22 × 2,122.56
  4. Step 4: Simplify right side
    6,801.88x = 21,656,946.64
  5. Step 5: Solve for x
    x = 21,656,946.64/6,801.88
  6. Step 6: Final answer
    x = 3,183.96

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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.