Home / 11,171.96-16,758.48-3,776.24

Finding the Fourth Proportional to 11,171.96, 16,758.48 and 3,776.24

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Solution

The fourth proportional to 11,171.96, 16,758.48 and 3,776.24 is: 5,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.96 : 16,758.48 = 3,776.24 : x
  2. Step 2: Convert to fraction form
    11,171.96/16,758.48 = 3,776.24/x
  3. Step 3: Cross multiply
    11,171.96x = 16,758.48 × 3,776.24
  4. Step 4: Simplify right side
    11,171.96x = 63,284,042.52
  5. Step 5: Solve for x
    x = 63,284,042.52/11,171.96
  6. Step 6: Final answer
    x = 5,664.54

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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.