Home / 7,914.72-11,868.62-3,755.93

Finding the Fourth Proportional to 7,914.72, 11,868.62 and 3,755.93

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Solution

The fourth proportional to 7,914.72, 11,868.62 and 3,755.93 is: 5,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.72 : 11,868.62 = 3,755.93 : x
  2. Step 2: Convert to fraction form
    7,914.72/11,868.62 = 3,755.93/x
  3. Step 3: Cross multiply
    7,914.72x = 11,868.62 × 3,755.93
  4. Step 4: Simplify right side
    7,914.72x = 44,577,627.79
  5. Step 5: Solve for x
    x = 44,577,627.79/7,914.72
  6. Step 6: Final answer
    x = 5,632.24

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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.