Home / 11,284.90-16,899.99-5,723.62

Finding the Fourth Proportional to 11,284.90, 16,899.99 and 5,723.62

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Solution

The fourth proportional to 11,284.90, 16,899.99 and 5,723.62 is: 8,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.90 : 16,899.99 = 5,723.62 : x
  2. Step 2: Convert to fraction form
    11,284.90/16,899.99 = 5,723.62/x
  3. Step 3: Cross multiply
    11,284.90x = 16,899.99 × 5,723.62
  4. Step 4: Simplify right side
    11,284.90x = 96,729,120.76
  5. Step 5: Solve for x
    x = 96,729,120.76/11,284.90
  6. Step 6: Final answer
    x = 8,571.55

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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.