Home / 9,114.93-13,673.61-3,270.78

Finding the Fourth Proportional to 9,114.93, 13,673.61 and 3,270.78

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Solution

The fourth proportional to 9,114.93, 13,673.61 and 3,270.78 is: 4,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.93 : 13,673.61 = 3,270.78 : x
  2. Step 2: Convert to fraction form
    9,114.93/13,673.61 = 3,270.78/x
  3. Step 3: Cross multiply
    9,114.93x = 13,673.61 × 3,270.78
  4. Step 4: Simplify right side
    9,114.93x = 44,723,370.12
  5. Step 5: Solve for x
    x = 44,723,370.12/9,114.93
  6. Step 6: Final answer
    x = 4,906.61

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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.