Home / 11,224.10-16,836.30-5,379.35

Finding the Fourth Proportional to 11,224.10, 16,836.30 and 5,379.35

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Solution

The fourth proportional to 11,224.10, 16,836.30 and 5,379.35 is: 8,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.10 : 16,836.30 = 5,379.35 : x
  2. Step 2: Convert to fraction form
    11,224.10/16,836.30 = 5,379.35/x
  3. Step 3: Cross multiply
    11,224.10x = 16,836.30 × 5,379.35
  4. Step 4: Simplify right side
    11,224.10x = 90,568,266.22
  5. Step 5: Solve for x
    x = 90,568,266.22/11,224.10
  6. Step 6: Final answer
    x = 8,069.09

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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.