Home / 11,106.48-15,324.42-6,629.37

Finding the Fourth Proportional to 11,106.48, 15,324.42 and 6,629.37

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Solution

The fourth proportional to 11,106.48, 15,324.42 and 6,629.37 is: 9,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.48 : 15,324.42 = 6,629.37 : x
  2. Step 2: Convert to fraction form
    11,106.48/15,324.42 = 6,629.37/x
  3. Step 3: Cross multiply
    11,106.48x = 15,324.42 × 6,629.37
  4. Step 4: Simplify right side
    11,106.48x = 101,591,250.22
  5. Step 5: Solve for x
    x = 101,591,250.22/11,106.48
  6. Step 6: Final answer
    x = 9,147.02

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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.