Home / 7,823.25-11,729.68-4,314.96

Finding the Fourth Proportional to 7,823.25, 11,729.68 and 4,314.96

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Solution

The fourth proportional to 7,823.25, 11,729.68 and 4,314.96 is: 6,469.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.25 : 11,729.68 = 4,314.96 : x
  2. Step 2: Convert to fraction form
    7,823.25/11,729.68 = 4,314.96/x
  3. Step 3: Cross multiply
    7,823.25x = 11,729.68 × 4,314.96
  4. Step 4: Simplify right side
    7,823.25x = 50,613,100.01
  5. Step 5: Solve for x
    x = 50,613,100.01/7,823.25
  6. Step 6: Final answer
    x = 6,469.57

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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.