Home / 3,351.58-4,625.84-1,936.18

Finding the Fourth Proportional to 3,351.58, 4,625.84 and 1,936.18

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Solution

The fourth proportional to 3,351.58, 4,625.84 and 1,936.18 is: 2,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.58 : 4,625.84 = 1,936.18 : x
  2. Step 2: Convert to fraction form
    3,351.58/4,625.84 = 1,936.18/x
  3. Step 3: Cross multiply
    3,351.58x = 4,625.84 × 1,936.18
  4. Step 4: Simplify right side
    3,351.58x = 8,956,449.21
  5. Step 5: Solve for x
    x = 8,956,449.21/3,351.58
  6. Step 6: Final answer
    x = 2,672.31

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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.