Home / 6,815.67-10,223.49-2,136.04

Finding the Fourth Proportional to 6,815.67, 10,223.49 and 2,136.04

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Solution

The fourth proportional to 6,815.67, 10,223.49 and 2,136.04 is: 3,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.67 : 10,223.49 = 2,136.04 : x
  2. Step 2: Convert to fraction form
    6,815.67/10,223.49 = 2,136.04/x
  3. Step 3: Cross multiply
    6,815.67x = 10,223.49 × 2,136.04
  4. Step 4: Simplify right side
    6,815.67x = 21,837,721.78
  5. Step 5: Solve for x
    x = 21,837,721.78/6,815.67
  6. Step 6: Final answer
    x = 3,204.05

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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.