Home / 6,813.46-10,218.01-2,195.38

Finding the Fourth Proportional to 6,813.46, 10,218.01 and 2,195.38

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Solution

The fourth proportional to 6,813.46, 10,218.01 and 2,195.38 is: 3,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813.46 : 10,218.01 = 2,195.38 : x
  2. Step 2: Convert to fraction form
    6,813.46/10,218.01 = 2,195.38/x
  3. Step 3: Cross multiply
    6,813.46x = 10,218.01 × 2,195.38
  4. Step 4: Simplify right side
    6,813.46x = 22,432,414.79
  5. Step 5: Solve for x
    x = 22,432,414.79/6,813.46
  6. Step 6: Final answer
    x = 3,292.37

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1.5x scale

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.