Home / 3,066.78-4,601.97-1,119.14

Finding the Fourth Proportional to 3,066.78, 4,601.97 and 1,119.14

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Solution

The fourth proportional to 3,066.78, 4,601.97 and 1,119.14 is: 1,679.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066.78 : 4,601.97 = 1,119.14 : x
  2. Step 2: Convert to fraction form
    3,066.78/4,601.97 = 1,119.14/x
  3. Step 3: Cross multiply
    3,066.78x = 4,601.97 × 1,119.14
  4. Step 4: Simplify right side
    3,066.78x = 5,150,225.70
  5. Step 5: Solve for x
    x = 5,150,225.70/3,066.78
  6. Step 6: Final answer
    x = 1,679.36

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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.