Home / 3,028.85-4,542.39-1,179.55

Finding the Fourth Proportional to 3,028.85, 4,542.39 and 1,179.55

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Solution

The fourth proportional to 3,028.85, 4,542.39 and 1,179.55 is: 1,768.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.85 : 4,542.39 = 1,179.55 : x
  2. Step 2: Convert to fraction form
    3,028.85/4,542.39 = 1,179.55/x
  3. Step 3: Cross multiply
    3,028.85x = 4,542.39 × 1,179.55
  4. Step 4: Simplify right side
    3,028.85x = 5,357,976.12
  5. Step 5: Solve for x
    x = 5,357,976.12/3,028.85
  6. Step 6: Final answer
    x = 1,768.98

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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.