Home / 4,136.80-6,203.90-2,187.94

Finding the Fourth Proportional to 4,136.80, 6,203.90 and 2,187.94

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Solution

The fourth proportional to 4,136.80, 6,203.90 and 2,187.94 is: 3,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.80 : 6,203.90 = 2,187.94 : x
  2. Step 2: Convert to fraction form
    4,136.80/6,203.90 = 2,187.94/x
  3. Step 3: Cross multiply
    4,136.80x = 6,203.90 × 2,187.94
  4. Step 4: Simplify right side
    4,136.80x = 13,573,760.97
  5. Step 5: Solve for x
    x = 13,573,760.97/4,136.80
  6. Step 6: Final answer
    x = 3,281.22

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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.