Home / 4,942.25-6,820.31-2,846.38

Finding the Fourth Proportional to 4,942.25, 6,820.31 and 2,846.38

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Solution

The fourth proportional to 4,942.25, 6,820.31 and 2,846.38 is: 3,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.25 : 6,820.31 = 2,846.38 : x
  2. Step 2: Convert to fraction form
    4,942.25/6,820.31 = 2,846.38/x
  3. Step 3: Cross multiply
    4,942.25x = 6,820.31 × 2,846.38
  4. Step 4: Simplify right side
    4,942.25x = 19,413,193.98
  5. Step 5: Solve for x
    x = 19,413,193.98/4,942.25
  6. Step 6: Final answer
    x = 3,928.01

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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.