Home / 3,964.24-5,947.44-1,191.01

Finding the Fourth Proportional to 3,964.24, 5,947.44 and 1,191.01

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Solution

The fourth proportional to 3,964.24, 5,947.44 and 1,191.01 is: 1,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.24 : 5,947.44 = 1,191.01 : x
  2. Step 2: Convert to fraction form
    3,964.24/5,947.44 = 1,191.01/x
  3. Step 3: Cross multiply
    3,964.24x = 5,947.44 × 1,191.01
  4. Step 4: Simplify right side
    3,964.24x = 7,083,460.51
  5. Step 5: Solve for x
    x = 7,083,460.51/3,964.24
  6. Step 6: Final answer
    x = 1,786.84

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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.