Home / 3,188.25-4,773.80-1,799.51

Finding the Fourth Proportional to 3,188.25, 4,773.80 and 1,799.51

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Solution

The fourth proportional to 3,188.25, 4,773.80 and 1,799.51 is: 2,694.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.25 : 4,773.80 = 1,799.51 : x
  2. Step 2: Convert to fraction form
    3,188.25/4,773.80 = 1,799.51/x
  3. Step 3: Cross multiply
    3,188.25x = 4,773.80 × 1,799.51
  4. Step 4: Simplify right side
    3,188.25x = 8,590,481.47
  5. Step 5: Solve for x
    x = 8,590,481.47/3,188.25
  6. Step 6: Final answer
    x = 2,694.42

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1.5x scale

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.