Home / 11,847.24-17,766.26-3,948.22

Finding the Fourth Proportional to 11,847.24, 17,766.26 and 3,948.22

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Solution

The fourth proportional to 11,847.24, 17,766.26 and 3,948.22 is: 5,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.24 : 17,766.26 = 3,948.22 : x
  2. Step 2: Convert to fraction form
    11,847.24/17,766.26 = 3,948.22/x
  3. Step 3: Cross multiply
    11,847.24x = 17,766.26 × 3,948.22
  4. Step 4: Simplify right side
    11,847.24x = 70,145,081.47
  5. Step 5: Solve for x
    x = 70,145,081.47/11,847.24
  6. Step 6: Final answer
    x = 5,920.80

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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.