Home / 7,910.94-11,868.74-3,527.38

Finding the Fourth Proportional to 7,910.94, 11,868.74 and 3,527.38

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Solution

The fourth proportional to 7,910.94, 11,868.74 and 3,527.38 is: 5,292.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.94 : 11,868.74 = 3,527.38 : x
  2. Step 2: Convert to fraction form
    7,910.94/11,868.74 = 3,527.38/x
  3. Step 3: Cross multiply
    7,910.94x = 11,868.74 × 3,527.38
  4. Step 4: Simplify right side
    7,910.94x = 41,865,556.10
  5. Step 5: Solve for x
    x = 41,865,556.10/7,910.94
  6. Step 6: Final answer
    x = 5,292.11

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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.