Home / 11,453.82-17,179.65-3,660.54

Finding the Fourth Proportional to 11,453.82, 17,179.65 and 3,660.54

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Solution

The fourth proportional to 11,453.82, 17,179.65 and 3,660.54 is: 5,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.82 : 17,179.65 = 3,660.54 : x
  2. Step 2: Convert to fraction form
    11,453.82/17,179.65 = 3,660.54/x
  3. Step 3: Cross multiply
    11,453.82x = 17,179.65 × 3,660.54
  4. Step 4: Simplify right side
    11,453.82x = 62,886,796.01
  5. Step 5: Solve for x
    x = 62,886,796.01/11,453.82
  6. Step 6: Final answer
    x = 5,490.46

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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.