Home / 3,823.65-5,735.61-1,226.25

Finding the Fourth Proportional to 3,823.65, 5,735.61 and 1,226.25

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Solution

The fourth proportional to 3,823.65, 5,735.61 and 1,226.25 is: 1,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.65 : 5,735.61 = 1,226.25 : x
  2. Step 2: Convert to fraction form
    3,823.65/5,735.61 = 1,226.25/x
  3. Step 3: Cross multiply
    3,823.65x = 5,735.61 × 1,226.25
  4. Step 4: Simplify right side
    3,823.65x = 7,033,291.76
  5. Step 5: Solve for x
    x = 7,033,291.76/3,823.65
  6. Step 6: Final answer
    x = 1,839.42

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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.