Home / 3,193.79-4,790.72-1,629.36

Finding the Fourth Proportional to 3,193.79, 4,790.72 and 1,629.36

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Solution

The fourth proportional to 3,193.79, 4,790.72 and 1,629.36 is: 2,444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.79 : 4,790.72 = 1,629.36 : x
  2. Step 2: Convert to fraction form
    3,193.79/4,790.72 = 1,629.36/x
  3. Step 3: Cross multiply
    3,193.79x = 4,790.72 × 1,629.36
  4. Step 4: Simplify right side
    3,193.79x = 7,805,799.39
  5. Step 5: Solve for x
    x = 7,805,799.39/3,193.79
  6. Step 6: Final answer
    x = 2,444.06

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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.