Home / 11,790.50-17,665.10-6,231.73

Finding the Fourth Proportional to 11,790.50, 17,665.10 and 6,231.73

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Solution

The fourth proportional to 11,790.50, 17,665.10 and 6,231.73 is: 9,336.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.50 : 17,665.10 = 6,231.73 : x
  2. Step 2: Convert to fraction form
    11,790.50/17,665.10 = 6,231.73/x
  3. Step 3: Cross multiply
    11,790.50x = 17,665.10 × 6,231.73
  4. Step 4: Simplify right side
    11,790.50x = 110,084,058.30
  5. Step 5: Solve for x
    x = 110,084,058.30/11,790.50
  6. Step 6: Final answer
    x = 9,336.67

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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.