Home / 4,179.96-5,766.46-2,687.33

Finding the Fourth Proportional to 4,179.96, 5,766.46 and 2,687.33

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Solution

The fourth proportional to 4,179.96, 5,766.46 and 2,687.33 is: 3,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.96 : 5,766.46 = 2,687.33 : x
  2. Step 2: Convert to fraction form
    4,179.96/5,766.46 = 2,687.33/x
  3. Step 3: Cross multiply
    4,179.96x = 5,766.46 × 2,687.33
  4. Step 4: Simplify right side
    4,179.96x = 15,496,388.65
  5. Step 5: Solve for x
    x = 15,496,388.65/4,179.96
  6. Step 6: Final answer
    x = 3,707.31

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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.