Home / 7,923.96-11,889.99-4,028.36

Finding the Fourth Proportional to 7,923.96, 11,889.99 and 4,028.36

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Solution

The fourth proportional to 7,923.96, 11,889.99 and 4,028.36 is: 6,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.96 : 11,889.99 = 4,028.36 : x
  2. Step 2: Convert to fraction form
    7,923.96/11,889.99 = 4,028.36/x
  3. Step 3: Cross multiply
    7,923.96x = 11,889.99 × 4,028.36
  4. Step 4: Simplify right side
    7,923.96x = 47,897,100.67
  5. Step 5: Solve for x
    x = 47,897,100.67/7,923.96
  6. Step 6: Final answer
    x = 6,044.59

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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.