Home / 11,940.24-16,477.38-6,634.83

Finding the Fourth Proportional to 11,940.24, 16,477.38 and 6,634.83

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Solution

The fourth proportional to 11,940.24, 16,477.38 and 6,634.83 is: 9,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940.24 : 16,477.38 = 6,634.83 : x
  2. Step 2: Convert to fraction form
    11,940.24/16,477.38 = 6,634.83/x
  3. Step 3: Cross multiply
    11,940.24x = 16,477.38 × 6,634.83
  4. Step 4: Simplify right side
    11,940.24x = 109,324,615.15
  5. Step 5: Solve for x
    x = 109,324,615.15/11,940.24
  6. Step 6: Final answer
    x = 9,155.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.