Home / 2,028.68-3,052.26-1,207.55

Finding the Fourth Proportional to 2,028.68, 3,052.26 and 1,207.55

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Solution

The fourth proportional to 2,028.68, 3,052.26 and 1,207.55 is: 1,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.68 : 3,052.26 = 1,207.55 : x
  2. Step 2: Convert to fraction form
    2,028.68/3,052.26 = 1,207.55/x
  3. Step 3: Cross multiply
    2,028.68x = 3,052.26 × 1,207.55
  4. Step 4: Simplify right side
    2,028.68x = 3,685,741.30
  5. Step 5: Solve for x
    x = 3,685,741.30/2,028.68
  6. Step 6: Final answer
    x = 1,816.82

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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.