Home / 4,918.02-6,786.27-2,792.79

Finding the Fourth Proportional to 4,918.02, 6,786.27 and 2,792.79

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Solution

The fourth proportional to 4,918.02, 6,786.27 and 2,792.79 is: 3,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.02 : 6,786.27 = 2,792.79 : x
  2. Step 2: Convert to fraction form
    4,918.02/6,786.27 = 2,792.79/x
  3. Step 3: Cross multiply
    4,918.02x = 6,786.27 × 2,792.79
  4. Step 4: Simplify right side
    4,918.02x = 18,952,626.99
  5. Step 5: Solve for x
    x = 18,952,626.99/4,918.02
  6. Step 6: Final answer
    x = 3,853.71

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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.