Home / 11,942.07-16,481.37-6,907.65

Finding the Fourth Proportional to 11,942.07, 16,481.37 and 6,907.65

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Solution

The fourth proportional to 11,942.07, 16,481.37 and 6,907.65 is: 9,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.07 : 16,481.37 = 6,907.65 : x
  2. Step 2: Convert to fraction form
    11,942.07/16,481.37 = 6,907.65/x
  3. Step 3: Cross multiply
    11,942.07x = 16,481.37 × 6,907.65
  4. Step 4: Simplify right side
    11,942.07x = 113,847,535.48
  5. Step 5: Solve for x
    x = 113,847,535.48/11,942.07
  6. Step 6: Final answer
    x = 9,533.32

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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.