Home / 5,982.71-8,974.40-1,822.86

Finding the Fourth Proportional to 5,982.71, 8,974.40 and 1,822.86

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Solution

The fourth proportional to 5,982.71, 8,974.40 and 1,822.86 is: 2,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.71 : 8,974.40 = 1,822.86 : x
  2. Step 2: Convert to fraction form
    5,982.71/8,974.40 = 1,822.86/x
  3. Step 3: Cross multiply
    5,982.71x = 8,974.40 × 1,822.86
  4. Step 4: Simplify right side
    5,982.71x = 16,359,065.67
  5. Step 5: Solve for x
    x = 16,359,065.67/5,982.71
  6. Step 6: Final answer
    x = 2,734.39

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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.