Home / 2,956.35-4,080.62-2,072.37

Finding the Fourth Proportional to 2,956.35, 4,080.62 and 2,072.37

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Solution

The fourth proportional to 2,956.35, 4,080.62 and 2,072.37 is: 2,860.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.35 : 4,080.62 = 2,072.37 : x
  2. Step 2: Convert to fraction form
    2,956.35/4,080.62 = 2,072.37/x
  3. Step 3: Cross multiply
    2,956.35x = 4,080.62 × 2,072.37
  4. Step 4: Simplify right side
    2,956.35x = 8,456,544.11
  5. Step 5: Solve for x
    x = 8,456,544.11/2,956.35
  6. Step 6: Final answer
    x = 2,860.47

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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.