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Finding the Fourth Proportional to 8,049.38, 11,104 and 4,860.91

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Solution

The fourth proportional to 8,049.38, 11,104 and 4,860.91 is: 6,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049.38 : 11,104 = 4,860.91 : x
  2. Step 2: Convert to fraction form
    8,049.38/11,104 = 4,860.91/x
  3. Step 3: Cross multiply
    8,049.38x = 11,104 × 4,860.91
  4. Step 4: Simplify right side
    8,049.38x = 53,975,544.64
  5. Step 5: Solve for x
    x = 53,975,544.64/8,049.38
  6. Step 6: Final answer
    x = 6,705.55

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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.