Home / 3,914.96-5,869.64-1,833.82

Finding the Fourth Proportional to 3,914.96, 5,869.64 and 1,833.82

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Solution

The fourth proportional to 3,914.96, 5,869.64 and 1,833.82 is: 2,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.96 : 5,869.64 = 1,833.82 : x
  2. Step 2: Convert to fraction form
    3,914.96/5,869.64 = 1,833.82/x
  3. Step 3: Cross multiply
    3,914.96x = 5,869.64 × 1,833.82
  4. Step 4: Simplify right side
    3,914.96x = 10,763,853.14
  5. Step 5: Solve for x
    x = 10,763,853.14/3,914.96
  6. Step 6: Final answer
    x = 2,749.42

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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.