Home / 2,942.41-4,057.92-2,056.69

Finding the Fourth Proportional to 2,942.41, 4,057.92 and 2,056.69

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Solution

The fourth proportional to 2,942.41, 4,057.92 and 2,056.69 is: 2,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.41 : 4,057.92 = 2,056.69 : x
  2. Step 2: Convert to fraction form
    2,942.41/4,057.92 = 2,056.69/x
  3. Step 3: Cross multiply
    2,942.41x = 4,057.92 × 2,056.69
  4. Step 4: Simplify right side
    2,942.41x = 8,345,883.48
  5. Step 5: Solve for x
    x = 8,345,883.48/2,942.41
  6. Step 6: Final answer
    x = 2,836.41

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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.