Home / 3,946.59-5,917.39-2,216.43

Finding the Fourth Proportional to 3,946.59, 5,917.39 and 2,216.43

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Solution

The fourth proportional to 3,946.59, 5,917.39 and 2,216.43 is: 3,323.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.59 : 5,917.39 = 2,216.43 : x
  2. Step 2: Convert to fraction form
    3,946.59/5,917.39 = 2,216.43/x
  3. Step 3: Cross multiply
    3,946.59x = 5,917.39 × 2,216.43
  4. Step 4: Simplify right side
    3,946.59x = 13,115,475.18
  5. Step 5: Solve for x
    x = 13,115,475.18/3,946.59
  6. Step 6: Final answer
    x = 3,323.24

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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.