Home / 3,028.55-4,543.25-1,080.27

Finding the Fourth Proportional to 3,028.55, 4,543.25 and 1,080.27

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Solution

The fourth proportional to 3,028.55, 4,543.25 and 1,080.27 is: 1,620.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.55 : 4,543.25 = 1,080.27 : x
  2. Step 2: Convert to fraction form
    3,028.55/4,543.25 = 1,080.27/x
  3. Step 3: Cross multiply
    3,028.55x = 4,543.25 × 1,080.27
  4. Step 4: Simplify right side
    3,028.55x = 4,907,931.28
  5. Step 5: Solve for x
    x = 4,907,931.28/3,028.55
  6. Step 6: Final answer
    x = 1,620.56

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1.5x scale

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.