Home / 7,962.35-11,939.47-3,028.23

Finding the Fourth Proportional to 7,962.35, 11,939.47 and 3,028.23

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Solution

The fourth proportional to 7,962.35, 11,939.47 and 3,028.23 is: 4,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.35 : 11,939.47 = 3,028.23 : x
  2. Step 2: Convert to fraction form
    7,962.35/11,939.47 = 3,028.23/x
  3. Step 3: Cross multiply
    7,962.35x = 11,939.47 × 3,028.23
  4. Step 4: Simplify right side
    7,962.35x = 36,155,453.67
  5. Step 5: Solve for x
    x = 36,155,453.67/7,962.35
  6. Step 6: Final answer
    x = 4,540.80

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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.