Home / 3,816.75-5,725.17-1,508.25

Finding the Fourth Proportional to 3,816.75, 5,725.17 and 1,508.25

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Solution

The fourth proportional to 3,816.75, 5,725.17 and 1,508.25 is: 2,262.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.75 : 5,725.17 = 1,508.25 : x
  2. Step 2: Convert to fraction form
    3,816.75/5,725.17 = 1,508.25/x
  3. Step 3: Cross multiply
    3,816.75x = 5,725.17 × 1,508.25
  4. Step 4: Simplify right side
    3,816.75x = 8,634,987.65
  5. Step 5: Solve for x
    x = 8,634,987.65/3,816.75
  6. Step 6: Final answer
    x = 2,262.39

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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.