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Finding the Fourth Proportional to 6,882.70, 9,498.16 and 4,050.18

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Solution

The fourth proportional to 6,882.70, 9,498.16 and 4,050.18 is: 5,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.70 : 9,498.16 = 4,050.18 : x
  2. Step 2: Convert to fraction form
    6,882.70/9,498.16 = 4,050.18/x
  3. Step 3: Cross multiply
    6,882.70x = 9,498.16 × 4,050.18
  4. Step 4: Simplify right side
    6,882.70x = 38,469,257.67
  5. Step 5: Solve for x
    x = 38,469,257.67/6,882.70
  6. Step 6: Final answer
    x = 5,589.27

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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.