Home / 3,193.90-4,407.62-1,796.65

Finding the Fourth Proportional to 3,193.90, 4,407.62 and 1,796.65

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Solution

The fourth proportional to 3,193.90, 4,407.62 and 1,796.65 is: 2,479.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.90 : 4,407.62 = 1,796.65 : x
  2. Step 2: Convert to fraction form
    3,193.90/4,407.62 = 1,796.65/x
  3. Step 3: Cross multiply
    3,193.90x = 4,407.62 × 1,796.65
  4. Step 4: Simplify right side
    3,193.90x = 7,918,930.47
  5. Step 5: Solve for x
    x = 7,918,930.47/3,193.90
  6. Step 6: Final answer
    x = 2,479.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.