Home / 11,115.24-16,674.12-3,324.12

Finding the Fourth Proportional to 11,115.24, 16,674.12 and 3,324.12

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Solution

The fourth proportional to 11,115.24, 16,674.12 and 3,324.12 is: 4,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115.24 : 16,674.12 = 3,324.12 : x
  2. Step 2: Convert to fraction form
    11,115.24/16,674.12 = 3,324.12/x
  3. Step 3: Cross multiply
    11,115.24x = 16,674.12 × 3,324.12
  4. Step 4: Simplify right side
    11,115.24x = 55,426,775.77
  5. Step 5: Solve for x
    x = 55,426,775.77/11,115.24
  6. Step 6: Final answer
    x = 4,986.56

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1.5x scale

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.