Home / 3,965.14-5,946.54-1,191.07

Finding the Fourth Proportional to 3,965.14, 5,946.54 and 1,191.07

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Solution

The fourth proportional to 3,965.14, 5,946.54 and 1,191.07 is: 1,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.14 : 5,946.54 = 1,191.07 : x
  2. Step 2: Convert to fraction form
    3,965.14/5,946.54 = 1,191.07/x
  3. Step 3: Cross multiply
    3,965.14x = 5,946.54 × 1,191.07
  4. Step 4: Simplify right side
    3,965.14x = 7,082,745.40
  5. Step 5: Solve for x
    x = 7,082,745.40/3,965.14
  6. Step 6: Final answer
    x = 1,786.25

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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.