Home / 3,941.76-5,912.62-1,168.45

Finding the Fourth Proportional to 3,941.76, 5,912.62 and 1,168.45

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Solution

The fourth proportional to 3,941.76, 5,912.62 and 1,168.45 is: 1,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.76 : 5,912.62 = 1,168.45 : x
  2. Step 2: Convert to fraction form
    3,941.76/5,912.62 = 1,168.45/x
  3. Step 3: Cross multiply
    3,941.76x = 5,912.62 × 1,168.45
  4. Step 4: Simplify right side
    3,941.76x = 6,908,583.14
  5. Step 5: Solve for x
    x = 6,908,583.14/3,941.76
  6. Step 6: Final answer
    x = 1,752.66

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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.