Home / 3,161.97-4,739.72-1,701.81

Finding the Fourth Proportional to 3,161.97, 4,739.72 and 1,701.81

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Solution

The fourth proportional to 3,161.97, 4,739.72 and 1,701.81 is: 2,550.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.97 : 4,739.72 = 1,701.81 : x
  2. Step 2: Convert to fraction form
    3,161.97/4,739.72 = 1,701.81/x
  3. Step 3: Cross multiply
    3,161.97x = 4,739.72 × 1,701.81
  4. Step 4: Simplify right side
    3,161.97x = 8,066,094.38
  5. Step 5: Solve for x
    x = 8,066,094.38/3,161.97
  6. Step 6: Final answer
    x = 2,550.97

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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.