Home / 2,968.25-4,451.70-1,119.56

Finding the Fourth Proportional to 2,968.25, 4,451.70 and 1,119.56

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Solution

The fourth proportional to 2,968.25, 4,451.70 and 1,119.56 is: 1,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.25 : 4,451.70 = 1,119.56 : x
  2. Step 2: Convert to fraction form
    2,968.25/4,451.70 = 1,119.56/x
  3. Step 3: Cross multiply
    2,968.25x = 4,451.70 × 1,119.56
  4. Step 4: Simplify right side
    2,968.25x = 4,983,945.25
  5. Step 5: Solve for x
    x = 4,983,945.25/2,968.25
  6. Step 6: Final answer
    x = 1,679.09

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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.