Home / 11,660.06-16,091.22-6,355.22

Finding the Fourth Proportional to 11,660.06, 16,091.22 and 6,355.22

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Solution

The fourth proportional to 11,660.06, 16,091.22 and 6,355.22 is: 8,770.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.06 : 16,091.22 = 6,355.22 : x
  2. Step 2: Convert to fraction form
    11,660.06/16,091.22 = 6,355.22/x
  3. Step 3: Cross multiply
    11,660.06x = 16,091.22 × 6,355.22
  4. Step 4: Simplify right side
    11,660.06x = 102,263,243.17
  5. Step 5: Solve for x
    x = 102,263,243.17/11,660.06
  6. Step 6: Final answer
    x = 8,770.39

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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.