Home / 6,805.38-10,209.78-2,422.92

Finding the Fourth Proportional to 6,805.38, 10,209.78 and 2,422.92

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Solution

The fourth proportional to 6,805.38, 10,209.78 and 2,422.92 is: 3,634.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.38 : 10,209.78 = 2,422.92 : x
  2. Step 2: Convert to fraction form
    6,805.38/10,209.78 = 2,422.92/x
  3. Step 3: Cross multiply
    6,805.38x = 10,209.78 × 2,422.92
  4. Step 4: Simplify right side
    6,805.38x = 24,737,480.16
  5. Step 5: Solve for x
    x = 24,737,480.16/6,805.38
  6. Step 6: Final answer
    x = 3,634.99

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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.