Home / 4,176.66-6,268.14-2,857.26

Finding the Fourth Proportional to 4,176.66, 6,268.14 and 2,857.26

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Solution

The fourth proportional to 4,176.66, 6,268.14 and 2,857.26 is: 4,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.66 : 6,268.14 = 2,857.26 : x
  2. Step 2: Convert to fraction form
    4,176.66/6,268.14 = 2,857.26/x
  3. Step 3: Cross multiply
    4,176.66x = 6,268.14 × 2,857.26
  4. Step 4: Simplify right side
    4,176.66x = 17,909,705.70
  5. Step 5: Solve for x
    x = 17,909,705.70/4,176.66
  6. Step 6: Final answer
    x = 4,288.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.