Home / 11,528.12-17,281.94-4,227

Finding the Fourth Proportional to 11,528.12, 17,281.94 and 4,227

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Solution

The fourth proportional to 11,528.12, 17,281.94 and 4,227 is: 6,336.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,528.12 : 17,281.94 = 4,227 : x
  2. Step 2: Convert to fraction form
    11,528.12/17,281.94 = 4,227/x
  3. Step 3: Cross multiply
    11,528.12x = 17,281.94 × 4,227
  4. Step 4: Simplify right side
    11,528.12x = 73,050,760.38
  5. Step 5: Solve for x
    x = 73,050,760.38/11,528.12
  6. Step 6: Final answer
    x = 6,336.75

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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.