Home / 4,786.36-7,179.54-1,499.47

Finding the Fourth Proportional to 4,786.36, 7,179.54 and 1,499.47

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Solution

The fourth proportional to 4,786.36, 7,179.54 and 1,499.47 is: 2,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.36 : 7,179.54 = 1,499.47 : x
  2. Step 2: Convert to fraction form
    4,786.36/7,179.54 = 1,499.47/x
  3. Step 3: Cross multiply
    4,786.36x = 7,179.54 × 1,499.47
  4. Step 4: Simplify right side
    4,786.36x = 10,765,504.84
  5. Step 5: Solve for x
    x = 10,765,504.84/4,786.36
  6. Step 6: Final answer
    x = 2,249.21

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Similar ratio
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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.