Home / 3,028-4,542.68-1,179.12

Finding the Fourth Proportional to 3,028, 4,542.68 and 1,179.12

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Solution

The fourth proportional to 3,028, 4,542.68 and 1,179.12 is: 1,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028 : 4,542.68 = 1,179.12 : x
  2. Step 2: Convert to fraction form
    3,028/4,542.68 = 1,179.12/x
  3. Step 3: Cross multiply
    3,028x = 4,542.68 × 1,179.12
  4. Step 4: Simplify right side
    3,028x = 5,356,364.84
  5. Step 5: Solve for x
    x = 5,356,364.84/3,028
  6. Step 6: Final answer
    x = 1,768.94

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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.