Home / 3,964.48-5,947.06-1,190.96

Finding the Fourth Proportional to 3,964.48, 5,947.06 and 1,190.96

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Solution

The fourth proportional to 3,964.48, 5,947.06 and 1,190.96 is: 1,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.48 : 5,947.06 = 1,190.96 : x
  2. Step 2: Convert to fraction form
    3,964.48/5,947.06 = 1,190.96/x
  3. Step 3: Cross multiply
    3,964.48x = 5,947.06 × 1,190.96
  4. Step 4: Simplify right side
    3,964.48x = 7,082,710.58
  5. Step 5: Solve for x
    x = 7,082,710.58/3,964.48
  6. Step 6: Final answer
    x = 1,786.54

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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.