Home / 11,855.44-16,359.96-6,550.48

Finding the Fourth Proportional to 11,855.44, 16,359.96 and 6,550.48

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Solution

The fourth proportional to 11,855.44, 16,359.96 and 6,550.48 is: 9,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855.44 : 16,359.96 = 6,550.48 : x
  2. Step 2: Convert to fraction form
    11,855.44/16,359.96 = 6,550.48/x
  3. Step 3: Cross multiply
    11,855.44x = 16,359.96 × 6,550.48
  4. Step 4: Simplify right side
    11,855.44x = 107,165,590.78
  5. Step 5: Solve for x
    x = 107,165,590.78/11,855.44
  6. Step 6: Final answer
    x = 9,039.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.