Home / 5,054.88-6,974.09-2,816.33

Finding the Fourth Proportional to 5,054.88, 6,974.09 and 2,816.33

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Solution

The fourth proportional to 5,054.88, 6,974.09 and 2,816.33 is: 3,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.88 : 6,974.09 = 2,816.33 : x
  2. Step 2: Convert to fraction form
    5,054.88/6,974.09 = 2,816.33/x
  3. Step 3: Cross multiply
    5,054.88x = 6,974.09 × 2,816.33
  4. Step 4: Simplify right side
    5,054.88x = 19,641,289.94
  5. Step 5: Solve for x
    x = 19,641,289.94/5,054.88
  6. Step 6: Final answer
    x = 3,885.61

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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.