Home / 3,028.54-4,543.10-1,179.80

Finding the Fourth Proportional to 3,028.54, 4,543.10 and 1,179.80

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Solution

The fourth proportional to 3,028.54, 4,543.10 and 1,179.80 is: 1,769.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.54 : 4,543.10 = 1,179.80 : x
  2. Step 2: Convert to fraction form
    3,028.54/4,543.10 = 1,179.80/x
  3. Step 3: Cross multiply
    3,028.54x = 4,543.10 × 1,179.80
  4. Step 4: Simplify right side
    3,028.54x = 5,359,949.38
  5. Step 5: Solve for x
    x = 5,359,949.38/3,028.54
  6. Step 6: Final answer
    x = 1,769.81

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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.