Home / 11,190.69-16,774.70-7,033.64

Finding the Fourth Proportional to 11,190.69, 16,774.70 and 7,033.64

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Solution

The fourth proportional to 11,190.69, 16,774.70 and 7,033.64 is: 10,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.69 : 16,774.70 = 7,033.64 : x
  2. Step 2: Convert to fraction form
    11,190.69/16,774.70 = 7,033.64/x
  3. Step 3: Cross multiply
    11,190.69x = 16,774.70 × 7,033.64
  4. Step 4: Simplify right side
    11,190.69x = 117,987,081.87
  5. Step 5: Solve for x
    x = 117,987,081.87/11,190.69
  6. Step 6: Final answer
    x = 10,543.33

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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.