Home / 8,170.98-11,272.68-4,808.46

Finding the Fourth Proportional to 8,170.98, 11,272.68 and 4,808.46

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Solution

The fourth proportional to 8,170.98, 11,272.68 and 4,808.46 is: 6,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.98 : 11,272.68 = 4,808.46 : x
  2. Step 2: Convert to fraction form
    8,170.98/11,272.68 = 4,808.46/x
  3. Step 3: Cross multiply
    8,170.98x = 11,272.68 × 4,808.46
  4. Step 4: Simplify right side
    8,170.98x = 54,204,230.87
  5. Step 5: Solve for x
    x = 54,204,230.87/8,170.98
  6. Step 6: Final answer
    x = 6,633.75

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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.