Home / 3,941.42-5,912.26-1,475.77

Finding the Fourth Proportional to 3,941.42, 5,912.26 and 1,475.77

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Solution

The fourth proportional to 3,941.42, 5,912.26 and 1,475.77 is: 2,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.42 : 5,912.26 = 1,475.77 : x
  2. Step 2: Convert to fraction form
    3,941.42/5,912.26 = 1,475.77/x
  3. Step 3: Cross multiply
    3,941.42x = 5,912.26 × 1,475.77
  4. Step 4: Simplify right side
    3,941.42x = 8,725,128.56
  5. Step 5: Solve for x
    x = 8,725,128.56/3,941.42
  6. Step 6: Final answer
    x = 2,213.70

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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.