Home / 3,288.60-4,537.71-1,871.73

Finding the Fourth Proportional to 3,288.60, 4,537.71 and 1,871.73

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Solution

The fourth proportional to 3,288.60, 4,537.71 and 1,871.73 is: 2,582.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.60 : 4,537.71 = 1,871.73 : x
  2. Step 2: Convert to fraction form
    3,288.60/4,537.71 = 1,871.73/x
  3. Step 3: Cross multiply
    3,288.60x = 4,537.71 × 1,871.73
  4. Step 4: Simplify right side
    3,288.60x = 8,493,367.94
  5. Step 5: Solve for x
    x = 8,493,367.94/3,288.60
  6. Step 6: Final answer
    x = 2,582.67

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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.