Home / 3,828.43-5,741.29-1,230.67

Finding the Fourth Proportional to 3,828.43, 5,741.29 and 1,230.67

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Solution

The fourth proportional to 3,828.43, 5,741.29 and 1,230.67 is: 1,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.43 : 5,741.29 = 1,230.67 : x
  2. Step 2: Convert to fraction form
    3,828.43/5,741.29 = 1,230.67/x
  3. Step 3: Cross multiply
    3,828.43x = 5,741.29 × 1,230.67
  4. Step 4: Simplify right side
    3,828.43x = 7,065,633.36
  5. Step 5: Solve for x
    x = 7,065,633.36/3,828.43
  6. Step 6: Final answer
    x = 1,845.57

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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.