Home / 7,862.44-11,783.94-3,967.96

Finding the Fourth Proportional to 7,862.44, 11,783.94 and 3,967.96

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Solution

The fourth proportional to 7,862.44, 11,783.94 and 3,967.96 is: 5,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.44 : 11,783.94 = 3,967.96 : x
  2. Step 2: Convert to fraction form
    7,862.44/11,783.94 = 3,967.96/x
  3. Step 3: Cross multiply
    7,862.44x = 11,783.94 × 3,967.96
  4. Step 4: Simplify right side
    7,862.44x = 46,758,202.56
  5. Step 5: Solve for x
    x = 46,758,202.56/7,862.44
  6. Step 6: Final answer
    x = 5,947.03

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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.