Home / 11,108.48-16,662.72-3,317.04

Finding the Fourth Proportional to 11,108.48, 16,662.72 and 3,317.04

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Solution

The fourth proportional to 11,108.48, 16,662.72 and 3,317.04 is: 4,975.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.48 : 16,662.72 = 3,317.04 : x
  2. Step 2: Convert to fraction form
    11,108.48/16,662.72 = 3,317.04/x
  3. Step 3: Cross multiply
    11,108.48x = 16,662.72 × 3,317.04
  4. Step 4: Simplify right side
    11,108.48x = 55,270,908.75
  5. Step 5: Solve for x
    x = 55,270,908.75/11,108.48
  6. Step 6: Final answer
    x = 4,975.56

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Similar ratio
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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.