Home / 3,324.29-4,986.42-1,015.79

Finding the Fourth Proportional to 3,324.29, 4,986.42 and 1,015.79

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Solution

The fourth proportional to 3,324.29, 4,986.42 and 1,015.79 is: 1,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.29 : 4,986.42 = 1,015.79 : x
  2. Step 2: Convert to fraction form
    3,324.29/4,986.42 = 1,015.79/x
  3. Step 3: Cross multiply
    3,324.29x = 4,986.42 × 1,015.79
  4. Step 4: Simplify right side
    3,324.29x = 5,065,130.64
  5. Step 5: Solve for x
    x = 5,065,130.64/3,324.29
  6. Step 6: Final answer
    x = 1,523.68

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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.