Home / 4,672.36-6,996.30-3,940.12

Finding the Fourth Proportional to 4,672.36, 6,996.30 and 3,940.12

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Solution

The fourth proportional to 4,672.36, 6,996.30 and 3,940.12 is: 5,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.36 : 6,996.30 = 3,940.12 : x
  2. Step 2: Convert to fraction form
    4,672.36/6,996.30 = 3,940.12/x
  3. Step 3: Cross multiply
    4,672.36x = 6,996.30 × 3,940.12
  4. Step 4: Simplify right side
    4,672.36x = 27,566,261.56
  5. Step 5: Solve for x
    x = 27,566,261.56/4,672.36
  6. Step 6: Final answer
    x = 5,899.86

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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.