Home / 2,997.44-4,136.24-1,671.12

Finding the Fourth Proportional to 2,997.44, 4,136.24 and 1,671.12

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Solution

The fourth proportional to 2,997.44, 4,136.24 and 1,671.12 is: 2,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.44 : 4,136.24 = 1,671.12 : x
  2. Step 2: Convert to fraction form
    2,997.44/4,136.24 = 1,671.12/x
  3. Step 3: Cross multiply
    2,997.44x = 4,136.24 × 1,671.12
  4. Step 4: Simplify right side
    2,997.44x = 6,912,153.39
  5. Step 5: Solve for x
    x = 6,912,153.39/2,997.44
  6. Step 6: Final answer
    x = 2,306.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.