Home / 3,061.02-4,201.68-2,722.05

Finding the Fourth Proportional to 3,061.02, 4,201.68 and 2,722.05

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Solution

The fourth proportional to 3,061.02, 4,201.68 and 2,722.05 is: 3,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.02 : 4,201.68 = 2,722.05 : x
  2. Step 2: Convert to fraction form
    3,061.02/4,201.68 = 2,722.05/x
  3. Step 3: Cross multiply
    3,061.02x = 4,201.68 × 2,722.05
  4. Step 4: Simplify right side
    3,061.02x = 11,437,183.04
  5. Step 5: Solve for x
    x = 11,437,183.04/3,061.02
  6. Step 6: Final answer
    x = 3,736.40

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.