Home / 4,917.69-6,786.24-2,764.17

Finding the Fourth Proportional to 4,917.69, 6,786.24 and 2,764.17

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Solution

The fourth proportional to 4,917.69, 6,786.24 and 2,764.17 is: 3,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.69 : 6,786.24 = 2,764.17 : x
  2. Step 2: Convert to fraction form
    4,917.69/6,786.24 = 2,764.17/x
  3. Step 3: Cross multiply
    4,917.69x = 6,786.24 × 2,764.17
  4. Step 4: Simplify right side
    4,917.69x = 18,758,321.02
  5. Step 5: Solve for x
    x = 18,758,321.02/4,917.69
  6. Step 6: Final answer
    x = 3,814.46

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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.