Home / 4,143.69-5,717.16-2,883.33

Finding the Fourth Proportional to 4,143.69, 5,717.16 and 2,883.33

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Solution

The fourth proportional to 4,143.69, 5,717.16 and 2,883.33 is: 3,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.69 : 5,717.16 = 2,883.33 : x
  2. Step 2: Convert to fraction form
    4,143.69/5,717.16 = 2,883.33/x
  3. Step 3: Cross multiply
    4,143.69x = 5,717.16 × 2,883.33
  4. Step 4: Simplify right side
    4,143.69x = 16,484,458.94
  5. Step 5: Solve for x
    x = 16,484,458.94/4,143.69
  6. Step 6: Final answer
    x = 3,978.21

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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.