Home / 11,661.48-16,092.68-6,356.32

Finding the Fourth Proportional to 11,661.48, 16,092.68 and 6,356.32

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Solution

The fourth proportional to 11,661.48, 16,092.68 and 6,356.32 is: 8,771.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.48 : 16,092.68 = 6,356.32 : x
  2. Step 2: Convert to fraction form
    11,661.48/16,092.68 = 6,356.32/x
  3. Step 3: Cross multiply
    11,661.48x = 16,092.68 × 6,356.32
  4. Step 4: Simplify right side
    11,661.48x = 102,290,239.63
  5. Step 5: Solve for x
    x = 102,290,239.63/11,661.48
  6. Step 6: Final answer
    x = 8,771.63

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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.