Home / 11,469.69-17,205.75-4,074.84

Finding the Fourth Proportional to 11,469.69, 17,205.75 and 4,074.84

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Solution

The fourth proportional to 11,469.69, 17,205.75 and 4,074.84 is: 6,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469.69 : 17,205.75 = 4,074.84 : x
  2. Step 2: Convert to fraction form
    11,469.69/17,205.75 = 4,074.84/x
  3. Step 3: Cross multiply
    11,469.69x = 17,205.75 × 4,074.84
  4. Step 4: Simplify right side
    11,469.69x = 70,110,678.33
  5. Step 5: Solve for x
    x = 70,110,678.33/11,469.69
  6. Step 6: Final answer
    x = 6,112.69

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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.