Home / 9,319.26-13,974.79-4,935.69

Finding the Fourth Proportional to 9,319.26, 13,974.79 and 4,935.69

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Solution

The fourth proportional to 9,319.26, 13,974.79 and 4,935.69 is: 7,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.26 : 13,974.79 = 4,935.69 : x
  2. Step 2: Convert to fraction form
    9,319.26/13,974.79 = 4,935.69/x
  3. Step 3: Cross multiply
    9,319.26x = 13,974.79 × 4,935.69
  4. Step 4: Simplify right side
    9,319.26x = 68,975,231.26
  5. Step 5: Solve for x
    x = 68,975,231.26/9,319.26
  6. Step 6: Final answer
    x = 7,401.36

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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.