Home / 2,028.78-3,035.16-1,563.03

Finding the Fourth Proportional to 2,028.78, 3,035.16 and 1,563.03

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Solution

The fourth proportional to 2,028.78, 3,035.16 and 1,563.03 is: 2,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.78 : 3,035.16 = 1,563.03 : x
  2. Step 2: Convert to fraction form
    2,028.78/3,035.16 = 1,563.03/x
  3. Step 3: Cross multiply
    2,028.78x = 3,035.16 × 1,563.03
  4. Step 4: Simplify right side
    2,028.78x = 4,744,046.13
  5. Step 5: Solve for x
    x = 4,744,046.13/2,028.78
  6. Step 6: Final answer
    x = 2,338.37

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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.