Home / 3,621.44-5,428.02-2,062.28

Finding the Fourth Proportional to 3,621.44, 5,428.02 and 2,062.28

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Solution

The fourth proportional to 3,621.44, 5,428.02 and 2,062.28 is: 3,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.44 : 5,428.02 = 2,062.28 : x
  2. Step 2: Convert to fraction form
    3,621.44/5,428.02 = 2,062.28/x
  3. Step 3: Cross multiply
    3,621.44x = 5,428.02 × 2,062.28
  4. Step 4: Simplify right side
    3,621.44x = 11,194,097.09
  5. Step 5: Solve for x
    x = 11,194,097.09/3,621.44
  6. Step 6: Final answer
    x = 3,091.06

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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.