Home / 11,628.08-17,443.44-3,837.56

Finding the Fourth Proportional to 11,628.08, 17,443.44 and 3,837.56

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Solution

The fourth proportional to 11,628.08, 17,443.44 and 3,837.56 is: 5,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,628.08 : 17,443.44 = 3,837.56 : x
  2. Step 2: Convert to fraction form
    11,628.08/17,443.44 = 3,837.56/x
  3. Step 3: Cross multiply
    11,628.08x = 17,443.44 × 3,837.56
  4. Step 4: Simplify right side
    11,628.08x = 66,940,247.61
  5. Step 5: Solve for x
    x = 66,940,247.61/11,628.08
  6. Step 6: Final answer
    x = 5,756.78

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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.