Home / 3,823.12-5,734.14-1,874.80

Finding the Fourth Proportional to 3,823.12, 5,734.14 and 1,874.80

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Solution

The fourth proportional to 3,823.12, 5,734.14 and 1,874.80 is: 2,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.12 : 5,734.14 = 1,874.80 : x
  2. Step 2: Convert to fraction form
    3,823.12/5,734.14 = 1,874.80/x
  3. Step 3: Cross multiply
    3,823.12x = 5,734.14 × 1,874.80
  4. Step 4: Simplify right side
    3,823.12x = 10,750,365.67
  5. Step 5: Solve for x
    x = 10,750,365.67/3,823.12
  6. Step 6: Final answer
    x = 2,811.94

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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.