Home / 10,469.22-15,702.42-3,072.30

Finding the Fourth Proportional to 10,469.22, 15,702.42 and 3,072.30

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Solution

The fourth proportional to 10,469.22, 15,702.42 and 3,072.30 is: 4,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,469.22 : 15,702.42 = 3,072.30 : x
  2. Step 2: Convert to fraction form
    10,469.22/15,702.42 = 3,072.30/x
  3. Step 3: Cross multiply
    10,469.22x = 15,702.42 × 3,072.30
  4. Step 4: Simplify right side
    10,469.22x = 48,242,544.97
  5. Step 5: Solve for x
    x = 48,242,544.97/10,469.22
  6. Step 6: Final answer
    x = 4,608.04

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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.