Home / 11,016.41-15,202.91-6,540.18

Finding the Fourth Proportional to 11,016.41, 15,202.91 and 6,540.18

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Solution

The fourth proportional to 11,016.41, 15,202.91 and 6,540.18 is: 9,025.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.41 : 15,202.91 = 6,540.18 : x
  2. Step 2: Convert to fraction form
    11,016.41/15,202.91 = 6,540.18/x
  3. Step 3: Cross multiply
    11,016.41x = 15,202.91 × 6,540.18
  4. Step 4: Simplify right side
    11,016.41x = 99,429,767.92
  5. Step 5: Solve for x
    x = 99,429,767.92/11,016.41
  6. Step 6: Final answer
    x = 9,025.61

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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.