Home / 11,961.75-17,941.90-4,463.85

Finding the Fourth Proportional to 11,961.75, 17,941.90 and 4,463.85

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Solution

The fourth proportional to 11,961.75, 17,941.90 and 4,463.85 is: 6,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.75 : 17,941.90 = 4,463.85 : x
  2. Step 2: Convert to fraction form
    11,961.75/17,941.90 = 4,463.85/x
  3. Step 3: Cross multiply
    11,961.75x = 17,941.90 × 4,463.85
  4. Step 4: Simplify right side
    11,961.75x = 80,089,950.32
  5. Step 5: Solve for x
    x = 80,089,950.32/11,961.75
  6. Step 6: Final answer
    x = 6,695.50

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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.