Home / 8,179.94-12,273.56-4,283.44

Finding the Fourth Proportional to 8,179.94, 12,273.56 and 4,283.44

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Solution

The fourth proportional to 8,179.94, 12,273.56 and 4,283.44 is: 6,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.94 : 12,273.56 = 4,283.44 : x
  2. Step 2: Convert to fraction form
    8,179.94/12,273.56 = 4,283.44/x
  3. Step 3: Cross multiply
    8,179.94x = 12,273.56 × 4,283.44
  4. Step 4: Simplify right side
    8,179.94x = 52,573,021.81
  5. Step 5: Solve for x
    x = 52,573,021.81/8,179.94
  6. Step 6: Final answer
    x = 6,427.06

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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.