Home / 11,704.40-17,556.60-3,806.90

Finding the Fourth Proportional to 11,704.40, 17,556.60 and 3,806.90

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Solution

The fourth proportional to 11,704.40, 17,556.60 and 3,806.90 is: 5,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.40 : 17,556.60 = 3,806.90 : x
  2. Step 2: Convert to fraction form
    11,704.40/17,556.60 = 3,806.90/x
  3. Step 3: Cross multiply
    11,704.40x = 17,556.60 × 3,806.90
  4. Step 4: Simplify right side
    11,704.40x = 66,836,220.54
  5. Step 5: Solve for x
    x = 66,836,220.54/11,704.40
  6. Step 6: Final answer
    x = 5,710.35

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1.5x scale

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.