Home / 4,136.85-6,206.12-2,405.07

Finding the Fourth Proportional to 4,136.85, 6,206.12 and 2,405.07

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Solution

The fourth proportional to 4,136.85, 6,206.12 and 2,405.07 is: 3,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,136.85 : 6,206.12 = 2,405.07 : x
  2. Step 2: Convert to fraction form
    4,136.85/6,206.12 = 2,405.07/x
  3. Step 3: Cross multiply
    4,136.85x = 6,206.12 × 2,405.07
  4. Step 4: Simplify right side
    4,136.85x = 14,926,141.00
  5. Step 5: Solve for x
    x = 14,926,141.00/4,136.85
  6. Step 6: Final answer
    x = 3,608.09

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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.