Home / 3,222.41-4,445.33-2,028.83

Finding the Fourth Proportional to 3,222.41, 4,445.33 and 2,028.83

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Solution

The fourth proportional to 3,222.41, 4,445.33 and 2,028.83 is: 2,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.41 : 4,445.33 = 2,028.83 : x
  2. Step 2: Convert to fraction form
    3,222.41/4,445.33 = 2,028.83/x
  3. Step 3: Cross multiply
    3,222.41x = 4,445.33 × 2,028.83
  4. Step 4: Simplify right side
    3,222.41x = 9,018,801.71
  5. Step 5: Solve for x
    x = 9,018,801.71/3,222.41
  6. Step 6: Final answer
    x = 2,798.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.