Home / 11,247.58-16,872.28-3,850.05

Finding the Fourth Proportional to 11,247.58, 16,872.28 and 3,850.05

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Solution

The fourth proportional to 11,247.58, 16,872.28 and 3,850.05 is: 5,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.58 : 16,872.28 = 3,850.05 : x
  2. Step 2: Convert to fraction form
    11,247.58/16,872.28 = 3,850.05/x
  3. Step 3: Cross multiply
    11,247.58x = 16,872.28 × 3,850.05
  4. Step 4: Simplify right side
    11,247.58x = 64,959,102.36
  5. Step 5: Solve for x
    x = 64,959,102.36/11,247.58
  6. Step 6: Final answer
    x = 5,775.39

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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.