Home / 2,817.44-4,227.04-1,997.32

Finding the Fourth Proportional to 2,817.44, 4,227.04 and 1,997.32

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Solution

The fourth proportional to 2,817.44, 4,227.04 and 1,997.32 is: 2,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.44 : 4,227.04 = 1,997.32 : x
  2. Step 2: Convert to fraction form
    2,817.44/4,227.04 = 1,997.32/x
  3. Step 3: Cross multiply
    2,817.44x = 4,227.04 × 1,997.32
  4. Step 4: Simplify right side
    2,817.44x = 8,442,751.53
  5. Step 5: Solve for x
    x = 8,442,751.53/2,817.44
  6. Step 6: Final answer
    x = 2,996.60

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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.