Home / 5,946.66-8,917.40-3,172.71

Finding the Fourth Proportional to 5,946.66, 8,917.40 and 3,172.71

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Solution

The fourth proportional to 5,946.66, 8,917.40 and 3,172.71 is: 4,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.66 : 8,917.40 = 3,172.71 : x
  2. Step 2: Convert to fraction form
    5,946.66/8,917.40 = 3,172.71/x
  3. Step 3: Cross multiply
    5,946.66x = 8,917.40 × 3,172.71
  4. Step 4: Simplify right side
    5,946.66x = 28,292,324.15
  5. Step 5: Solve for x
    x = 28,292,324.15/5,946.66
  6. Step 6: Final answer
    x = 4,757.69

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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.