Home / 3,621-4,997.52-2,224.56

Finding the Fourth Proportional to 3,621, 4,997.52 and 2,224.56

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Solution

The fourth proportional to 3,621, 4,997.52 and 2,224.56 is: 3,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621 : 4,997.52 = 2,224.56 : x
  2. Step 2: Convert to fraction form
    3,621/4,997.52 = 2,224.56/x
  3. Step 3: Cross multiply
    3,621x = 4,997.52 × 2,224.56
  4. Step 4: Simplify right side
    3,621x = 11,117,283.09
  5. Step 5: Solve for x
    x = 11,117,283.09/3,621
  6. Step 6: Final answer
    x = 3,070.22

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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.