Home / 2,028.04-3,040.02-1,617.88

Finding the Fourth Proportional to 2,028.04, 3,040.02 and 1,617.88

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Solution

The fourth proportional to 2,028.04, 3,040.02 and 1,617.88 is: 2,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.04 : 3,040.02 = 1,617.88 : x
  2. Step 2: Convert to fraction form
    2,028.04/3,040.02 = 1,617.88/x
  3. Step 3: Cross multiply
    2,028.04x = 3,040.02 × 1,617.88
  4. Step 4: Simplify right side
    2,028.04x = 4,918,387.56
  5. Step 5: Solve for x
    x = 4,918,387.56/2,028.04
  6. Step 6: Final answer
    x = 2,425.19

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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.