Home / 11,016.06-15,202.71-6,825.66

Finding the Fourth Proportional to 11,016.06, 15,202.71 and 6,825.66

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Solution

The fourth proportional to 11,016.06, 15,202.71 and 6,825.66 is: 9,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.06 : 15,202.71 = 6,825.66 : x
  2. Step 2: Convert to fraction form
    11,016.06/15,202.71 = 6,825.66/x
  3. Step 3: Cross multiply
    11,016.06x = 15,202.71 × 6,825.66
  4. Step 4: Simplify right side
    11,016.06x = 103,768,529.54
  5. Step 5: Solve for x
    x = 103,768,529.54/11,016.06
  6. Step 6: Final answer
    x = 9,419.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.