Home / 11,216.35-16,824.59-2,895.80

Finding the Fourth Proportional to 11,216.35, 16,824.59 and 2,895.80

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Solution

The fourth proportional to 11,216.35, 16,824.59 and 2,895.80 is: 4,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.35 : 16,824.59 = 2,895.80 : x
  2. Step 2: Convert to fraction form
    11,216.35/16,824.59 = 2,895.80/x
  3. Step 3: Cross multiply
    11,216.35x = 16,824.59 × 2,895.80
  4. Step 4: Simplify right side
    11,216.35x = 48,720,591.53
  5. Step 5: Solve for x
    x = 48,720,591.53/11,216.35
  6. Step 6: Final answer
    x = 4,343.71

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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.