Home / 11,670.35-16,105.19-6,365.12

Finding the Fourth Proportional to 11,670.35, 16,105.19 and 6,365.12

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Solution

The fourth proportional to 11,670.35, 16,105.19 and 6,365.12 is: 8,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.35 : 16,105.19 = 6,365.12 : x
  2. Step 2: Convert to fraction form
    11,670.35/16,105.19 = 6,365.12/x
  3. Step 3: Cross multiply
    11,670.35x = 16,105.19 × 6,365.12
  4. Step 4: Simplify right side
    11,670.35x = 102,511,354.62
  5. Step 5: Solve for x
    x = 102,511,354.62/11,670.35
  6. Step 6: Final answer
    x = 8,783.92

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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.