Home / 4,786.37-7,180.76-1,499.49

Finding the Fourth Proportional to 4,786.37, 7,180.76 and 1,499.49

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Solution

The fourth proportional to 4,786.37, 7,180.76 and 1,499.49 is: 2,249.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.37 : 7,180.76 = 1,499.49 : x
  2. Step 2: Convert to fraction form
    4,786.37/7,180.76 = 1,499.49/x
  3. Step 3: Cross multiply
    4,786.37x = 7,180.76 × 1,499.49
  4. Step 4: Simplify right side
    4,786.37x = 10,767,477.81
  5. Step 5: Solve for x
    x = 10,767,477.81/4,786.37
  6. Step 6: Final answer
    x = 2,249.61

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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.