Home / 3,183.41-4,773.56-1,869.72

Finding the Fourth Proportional to 3,183.41, 4,773.56 and 1,869.72

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Solution

The fourth proportional to 3,183.41, 4,773.56 and 1,869.72 is: 2,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.41 : 4,773.56 = 1,869.72 : x
  2. Step 2: Convert to fraction form
    3,183.41/4,773.56 = 1,869.72/x
  3. Step 3: Cross multiply
    3,183.41x = 4,773.56 × 1,869.72
  4. Step 4: Simplify right side
    3,183.41x = 8,925,211.25
  5. Step 5: Solve for x
    x = 8,925,211.25/3,183.41
  6. Step 6: Final answer
    x = 2,803.67

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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.