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Finding the Fourth Proportional to 11,033.53, 16,540.99 and 4,788.84

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Solution

The fourth proportional to 11,033.53, 16,540.99 and 4,788.84 is: 7,179.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,033.53 : 16,540.99 = 4,788.84 : x
  2. Step 2: Convert to fraction form
    11,033.53/16,540.99 = 4,788.84/x
  3. Step 3: Cross multiply
    11,033.53x = 16,540.99 × 4,788.84
  4. Step 4: Simplify right side
    11,033.53x = 79,212,154.55
  5. Step 5: Solve for x
    x = 79,212,154.55/11,033.53
  6. Step 6: Final answer
    x = 7,179.22

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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.