Home / 11,555.56-17,333.34-3,236.81

Finding the Fourth Proportional to 11,555.56, 17,333.34 and 3,236.81

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Solution

The fourth proportional to 11,555.56, 17,333.34 and 3,236.81 is: 4,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.56 : 17,333.34 = 3,236.81 : x
  2. Step 2: Convert to fraction form
    11,555.56/17,333.34 = 3,236.81/x
  3. Step 3: Cross multiply
    11,555.56x = 17,333.34 × 3,236.81
  4. Step 4: Simplify right side
    11,555.56x = 56,104,745.15
  5. Step 5: Solve for x
    x = 56,104,745.15/11,555.56
  6. Step 6: Final answer
    x = 4,855.22

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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.