Home / 3,161.70-4,743.18-1,600.47

Finding the Fourth Proportional to 3,161.70, 4,743.18 and 1,600.47

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Solution

The fourth proportional to 3,161.70, 4,743.18 and 1,600.47 is: 2,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.70 : 4,743.18 = 1,600.47 : x
  2. Step 2: Convert to fraction form
    3,161.70/4,743.18 = 1,600.47/x
  3. Step 3: Cross multiply
    3,161.70x = 4,743.18 × 1,600.47
  4. Step 4: Simplify right side
    3,161.70x = 7,591,317.29
  5. Step 5: Solve for x
    x = 7,591,317.29/3,161.70
  6. Step 6: Final answer
    x = 2,401.02

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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.