Home / 3,961.35-5,941.58-1,039.88

Finding the Fourth Proportional to 3,961.35, 5,941.58 and 1,039.88

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Solution

The fourth proportional to 3,961.35, 5,941.58 and 1,039.88 is: 1,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.35 : 5,941.58 = 1,039.88 : x
  2. Step 2: Convert to fraction form
    3,961.35/5,941.58 = 1,039.88/x
  3. Step 3: Cross multiply
    3,961.35x = 5,941.58 × 1,039.88
  4. Step 4: Simplify right side
    3,961.35x = 6,178,539.86
  5. Step 5: Solve for x
    x = 6,178,539.86/3,961.35
  6. Step 6: Final answer
    x = 1,559.71

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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.