Home / 11,486.31-17,230.05-3,166.14

Finding the Fourth Proportional to 11,486.31, 17,230.05 and 3,166.14

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Solution

The fourth proportional to 11,486.31, 17,230.05 and 3,166.14 is: 4,749.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.31 : 17,230.05 = 3,166.14 : x
  2. Step 2: Convert to fraction form
    11,486.31/17,230.05 = 3,166.14/x
  3. Step 3: Cross multiply
    11,486.31x = 17,230.05 × 3,166.14
  4. Step 4: Simplify right side
    11,486.31x = 54,552,734.68
  5. Step 5: Solve for x
    x = 54,552,734.68/11,486.31
  6. Step 6: Final answer
    x = 4,749.37

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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.