Home / 3,786.25-5,680.82-1,477.93

Finding the Fourth Proportional to 3,786.25, 5,680.82 and 1,477.93

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Solution

The fourth proportional to 3,786.25, 5,680.82 and 1,477.93 is: 2,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.25 : 5,680.82 = 1,477.93 : x
  2. Step 2: Convert to fraction form
    3,786.25/5,680.82 = 1,477.93/x
  3. Step 3: Cross multiply
    3,786.25x = 5,680.82 × 1,477.93
  4. Step 4: Simplify right side
    3,786.25x = 8,395,854.30
  5. Step 5: Solve for x
    x = 8,395,854.30/3,786.25
  6. Step 6: Final answer
    x = 2,217.46

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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.