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Finding the Fourth Proportional to 8,612.33, 11,882.04 and 4,834.97

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Solution

The fourth proportional to 8,612.33, 11,882.04 and 4,834.97 is: 6,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612.33 : 11,882.04 = 4,834.97 : x
  2. Step 2: Convert to fraction form
    8,612.33/11,882.04 = 4,834.97/x
  3. Step 3: Cross multiply
    8,612.33x = 11,882.04 × 4,834.97
  4. Step 4: Simplify right side
    8,612.33x = 57,449,306.94
  5. Step 5: Solve for x
    x = 57,449,306.94/8,612.33
  6. Step 6: Final answer
    x = 6,670.59

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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.