Home / 9,173.25-13,762.91-3,908.05

Finding the Fourth Proportional to 9,173.25, 13,762.91 and 3,908.05

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Solution

The fourth proportional to 9,173.25, 13,762.91 and 3,908.05 is: 5,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.25 : 13,762.91 = 3,908.05 : x
  2. Step 2: Convert to fraction form
    9,173.25/13,762.91 = 3,908.05/x
  3. Step 3: Cross multiply
    9,173.25x = 13,762.91 × 3,908.05
  4. Step 4: Simplify right side
    9,173.25x = 53,786,115.79
  5. Step 5: Solve for x
    x = 53,786,115.79/9,173.25
  6. Step 6: Final answer
    x = 5,863.37

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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.