Home / 4,405.70-6,608.23-1,631.86

Finding the Fourth Proportional to 4,405.70, 6,608.23 and 1,631.86

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Solution

The fourth proportional to 4,405.70, 6,608.23 and 1,631.86 is: 2,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.70 : 6,608.23 = 1,631.86 : x
  2. Step 2: Convert to fraction form
    4,405.70/6,608.23 = 1,631.86/x
  3. Step 3: Cross multiply
    4,405.70x = 6,608.23 × 1,631.86
  4. Step 4: Simplify right side
    4,405.70x = 10,783,706.21
  5. Step 5: Solve for x
    x = 10,783,706.21/4,405.70
  6. Step 6: Final answer
    x = 2,447.67

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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.