Home / 11,073.12-16,611.60-3,282.72

Finding the Fourth Proportional to 11,073.12, 16,611.60 and 3,282.72

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Solution

The fourth proportional to 11,073.12, 16,611.60 and 3,282.72 is: 4,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.12 : 16,611.60 = 3,282.72 : x
  2. Step 2: Convert to fraction form
    11,073.12/16,611.60 = 3,282.72/x
  3. Step 3: Cross multiply
    11,073.12x = 16,611.60 × 3,282.72
  4. Step 4: Simplify right side
    11,073.12x = 54,531,231.55
  5. Step 5: Solve for x
    x = 54,531,231.55/11,073.12
  6. Step 6: Final answer
    x = 4,924.65

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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.