Home / 11,176.67-16,756.10-7,231.97

Finding the Fourth Proportional to 11,176.67, 16,756.10 and 7,231.97

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Solution

The fourth proportional to 11,176.67, 16,756.10 and 7,231.97 is: 10,842.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.67 : 16,756.10 = 7,231.97 : x
  2. Step 2: Convert to fraction form
    11,176.67/16,756.10 = 7,231.97/x
  3. Step 3: Cross multiply
    11,176.67x = 16,756.10 × 7,231.97
  4. Step 4: Simplify right side
    11,176.67x = 121,179,576.36
  5. Step 5: Solve for x
    x = 121,179,576.36/11,176.67
  6. Step 6: Final answer
    x = 10,842.19

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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.