Home / 11,623.37-17,438.69-3,837.65

Finding the Fourth Proportional to 11,623.37, 17,438.69 and 3,837.65

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Solution

The fourth proportional to 11,623.37, 17,438.69 and 3,837.65 is: 5,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.37 : 17,438.69 = 3,837.65 : x
  2. Step 2: Convert to fraction form
    11,623.37/17,438.69 = 3,837.65/x
  3. Step 3: Cross multiply
    11,623.37x = 17,438.69 × 3,837.65
  4. Step 4: Simplify right side
    11,623.37x = 66,923,511.08
  5. Step 5: Solve for x
    x = 66,923,511.08/11,623.37
  6. Step 6: Final answer
    x = 5,757.67

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1.5x scale

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.