Home / 7,736.11-11,603.46-2,189.33

Finding the Fourth Proportional to 7,736.11, 11,603.46 and 2,189.33

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Solution

The fourth proportional to 7,736.11, 11,603.46 and 2,189.33 is: 3,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.11 : 11,603.46 = 2,189.33 : x
  2. Step 2: Convert to fraction form
    7,736.11/11,603.46 = 2,189.33/x
  3. Step 3: Cross multiply
    7,736.11x = 11,603.46 × 2,189.33
  4. Step 4: Simplify right side
    7,736.11x = 25,403,803.08
  5. Step 5: Solve for x
    x = 25,403,803.08/7,736.11
  6. Step 6: Final answer
    x = 3,283.80

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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.