Home / 4,136.56-6,199.55-1,940.45

Finding the Fourth Proportional to 4,136.56, 6,199.55 and 1,940.45

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Solution

The fourth proportional to 4,136.56, 6,199.55 and 1,940.45 is: 2,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.56 : 6,199.55 = 1,940.45 : x
  2. Step 2: Convert to fraction form
    4,136.56/6,199.55 = 1,940.45/x
  3. Step 3: Cross multiply
    4,136.56x = 6,199.55 × 1,940.45
  4. Step 4: Simplify right side
    4,136.56x = 12,029,916.80
  5. Step 5: Solve for x
    x = 12,029,916.80/4,136.56
  6. Step 6: Final answer
    x = 2,908.19

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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.