Home / 8,135.38-11,226.82-4,409.38

Finding the Fourth Proportional to 8,135.38, 11,226.82 and 4,409.38

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Solution

The fourth proportional to 8,135.38, 11,226.82 and 4,409.38 is: 6,084.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.38 : 11,226.82 = 4,409.38 : x
  2. Step 2: Convert to fraction form
    8,135.38/11,226.82 = 4,409.38/x
  3. Step 3: Cross multiply
    8,135.38x = 11,226.82 × 4,409.38
  4. Step 4: Simplify right side
    8,135.38x = 49,503,315.57
  5. Step 5: Solve for x
    x = 49,503,315.57/8,135.38
  6. Step 6: Final answer
    x = 6,084.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.