Home / 2,997.56-4,136.20-1,671.16

Finding the Fourth Proportional to 2,997.56, 4,136.20 and 1,671.16

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Solution

The fourth proportional to 2,997.56, 4,136.20 and 1,671.16 is: 2,305.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.56 : 4,136.20 = 1,671.16 : x
  2. Step 2: Convert to fraction form
    2,997.56/4,136.20 = 1,671.16/x
  3. Step 3: Cross multiply
    2,997.56x = 4,136.20 × 1,671.16
  4. Step 4: Simplify right side
    2,997.56x = 6,912,251.99
  5. Step 5: Solve for x
    x = 6,912,251.99/2,997.56
  6. Step 6: Final answer
    x = 2,305.96

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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.