Home / 7,786.37-10,745.44-4,249.58

Finding the Fourth Proportional to 7,786.37, 10,745.44 and 4,249.58

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Solution

The fourth proportional to 7,786.37, 10,745.44 and 4,249.58 is: 5,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.37 : 10,745.44 = 4,249.58 : x
  2. Step 2: Convert to fraction form
    7,786.37/10,745.44 = 4,249.58/x
  3. Step 3: Cross multiply
    7,786.37x = 10,745.44 × 4,249.58
  4. Step 4: Simplify right side
    7,786.37x = 45,663,572.61
  5. Step 5: Solve for x
    x = 45,663,572.61/7,786.37
  6. Step 6: Final answer
    x = 5,864.56

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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.