Home / 3,227.80-4,829.55-2,134.30

Finding the Fourth Proportional to 3,227.80, 4,829.55 and 2,134.30

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Solution

The fourth proportional to 3,227.80, 4,829.55 and 2,134.30 is: 3,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.80 : 4,829.55 = 2,134.30 : x
  2. Step 2: Convert to fraction form
    3,227.80/4,829.55 = 2,134.30/x
  3. Step 3: Cross multiply
    3,227.80x = 4,829.55 × 2,134.30
  4. Step 4: Simplify right side
    3,227.80x = 10,307,708.57
  5. Step 5: Solve for x
    x = 10,307,708.57/3,227.80
  6. Step 6: Final answer
    x = 3,193.42

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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.