Home / 3,961.22-5,941.47-1,771.70

Finding the Fourth Proportional to 3,961.22, 5,941.47 and 1,771.70

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Solution

The fourth proportional to 3,961.22, 5,941.47 and 1,771.70 is: 2,657.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.22 : 5,941.47 = 1,771.70 : x
  2. Step 2: Convert to fraction form
    3,961.22/5,941.47 = 1,771.70/x
  3. Step 3: Cross multiply
    3,961.22x = 5,941.47 × 1,771.70
  4. Step 4: Simplify right side
    3,961.22x = 10,526,502.40
  5. Step 5: Solve for x
    x = 10,526,502.40/3,961.22
  6. Step 6: Final answer
    x = 2,657.39

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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.