Home / 7,404.26-11,103.60-3,019.28

Finding the Fourth Proportional to 7,404.26, 11,103.60 and 3,019.28

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Solution

The fourth proportional to 7,404.26, 11,103.60 and 3,019.28 is: 4,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.26 : 11,103.60 = 3,019.28 : x
  2. Step 2: Convert to fraction form
    7,404.26/11,103.60 = 3,019.28/x
  3. Step 3: Cross multiply
    7,404.26x = 11,103.60 × 3,019.28
  4. Step 4: Simplify right side
    7,404.26x = 33,524,877.41
  5. Step 5: Solve for x
    x = 33,524,877.41/7,404.26
  6. Step 6: Final answer
    x = 4,527.78

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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.