Home / 3,193.88-4,782.80-2,020.34

Finding the Fourth Proportional to 3,193.88, 4,782.80 and 2,020.34

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Solution

The fourth proportional to 3,193.88, 4,782.80 and 2,020.34 is: 3,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.88 : 4,782.80 = 2,020.34 : x
  2. Step 2: Convert to fraction form
    3,193.88/4,782.80 = 2,020.34/x
  3. Step 3: Cross multiply
    3,193.88x = 4,782.80 × 2,020.34
  4. Step 4: Simplify right side
    3,193.88x = 9,662,887.80
  5. Step 5: Solve for x
    x = 9,662,887.80/3,193.88
  6. Step 6: Final answer
    x = 3,025.44

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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.