Home / 4,143.58-5,716.74-2,814.97

Finding the Fourth Proportional to 4,143.58, 5,716.74 and 2,814.97

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Solution

The fourth proportional to 4,143.58, 5,716.74 and 2,814.97 is: 3,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.58 : 5,716.74 = 2,814.97 : x
  2. Step 2: Convert to fraction form
    4,143.58/5,716.74 = 2,814.97/x
  3. Step 3: Cross multiply
    4,143.58x = 5,716.74 × 2,814.97
  4. Step 4: Simplify right side
    4,143.58x = 16,092,451.60
  5. Step 5: Solve for x
    x = 16,092,451.60/4,143.58
  6. Step 6: Final answer
    x = 3,883.71

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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.