Home / 3,324.18-4,985.64-1,132.68

Finding the Fourth Proportional to 3,324.18, 4,985.64 and 1,132.68

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Solution

The fourth proportional to 3,324.18, 4,985.64 and 1,132.68 is: 1,698.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.18 : 4,985.64 = 1,132.68 : x
  2. Step 2: Convert to fraction form
    3,324.18/4,985.64 = 1,132.68/x
  3. Step 3: Cross multiply
    3,324.18x = 4,985.64 × 1,132.68
  4. Step 4: Simplify right side
    3,324.18x = 5,647,134.72
  5. Step 5: Solve for x
    x = 5,647,134.72/3,324.18
  6. Step 6: Final answer
    x = 1,698.81

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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.