Home / 11,187.96-16,796.58-7,506.64

Finding the Fourth Proportional to 11,187.96, 16,796.58 and 7,506.64

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Solution

The fourth proportional to 11,187.96, 16,796.58 and 7,506.64 is: 11,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.96 : 16,796.58 = 7,506.64 : x
  2. Step 2: Convert to fraction form
    11,187.96/16,796.58 = 7,506.64/x
  3. Step 3: Cross multiply
    11,187.96x = 16,796.58 × 7,506.64
  4. Step 4: Simplify right side
    11,187.96x = 126,085,879.29
  5. Step 5: Solve for x
    x = 126,085,879.29/11,187.96
  6. Step 6: Final answer
    x = 11,269.78

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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.