Home / 4,422-6,091.76-3,093.20

Finding the Fourth Proportional to 4,422, 6,091.76 and 3,093.20

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Solution

The fourth proportional to 4,422, 6,091.76 and 3,093.20 is: 4,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422 : 6,091.76 = 3,093.20 : x
  2. Step 2: Convert to fraction form
    4,422/6,091.76 = 3,093.20/x
  3. Step 3: Cross multiply
    4,422x = 6,091.76 × 3,093.20
  4. Step 4: Simplify right side
    4,422x = 18,843,032.03
  5. Step 5: Solve for x
    x = 18,843,032.03/4,422
  6. Step 6: Final answer
    x = 4,261.20

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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.