Home / 11,229.81-16,846.41-3,628.56

Finding the Fourth Proportional to 11,229.81, 16,846.41 and 3,628.56

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Solution

The fourth proportional to 11,229.81, 16,846.41 and 3,628.56 is: 5,443.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.81 : 16,846.41 = 3,628.56 : x
  2. Step 2: Convert to fraction form
    11,229.81/16,846.41 = 3,628.56/x
  3. Step 3: Cross multiply
    11,229.81x = 16,846.41 × 3,628.56
  4. Step 4: Simplify right side
    11,229.81x = 61,128,191.33
  5. Step 5: Solve for x
    x = 61,128,191.33/11,229.81
  6. Step 6: Final answer
    x = 5,443.39

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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.