Home / 4,119.42-6,174.81-1,926.36

Finding the Fourth Proportional to 4,119.42, 6,174.81 and 1,926.36

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Solution

The fourth proportional to 4,119.42, 6,174.81 and 1,926.36 is: 2,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.42 : 6,174.81 = 1,926.36 : x
  2. Step 2: Convert to fraction form
    4,119.42/6,174.81 = 1,926.36/x
  3. Step 3: Cross multiply
    4,119.42x = 6,174.81 × 1,926.36
  4. Step 4: Simplify right side
    4,119.42x = 11,894,906.99
  5. Step 5: Solve for x
    x = 11,894,906.99/4,119.42
  6. Step 6: Final answer
    x = 2,887.52

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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.