Home / 4,906.94-6,771.40-2,810.66

Finding the Fourth Proportional to 4,906.94, 6,771.40 and 2,810.66

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Solution

The fourth proportional to 4,906.94, 6,771.40 and 2,810.66 is: 3,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.94 : 6,771.40 = 2,810.66 : x
  2. Step 2: Convert to fraction form
    4,906.94/6,771.40 = 2,810.66/x
  3. Step 3: Cross multiply
    4,906.94x = 6,771.40 × 2,810.66
  4. Step 4: Simplify right side
    4,906.94x = 19,032,103.12
  5. Step 5: Solve for x
    x = 19,032,103.12/4,906.94
  6. Step 6: Final answer
    x = 3,878.61

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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.