Home / 11,661.51-16,092.73-6,356.35

Finding the Fourth Proportional to 11,661.51, 16,092.73 and 6,356.35

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Solution

The fourth proportional to 11,661.51, 16,092.73 and 6,356.35 is: 8,771.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.51 : 16,092.73 = 6,356.35 : x
  2. Step 2: Convert to fraction form
    11,661.51/16,092.73 = 6,356.35/x
  3. Step 3: Cross multiply
    11,661.51x = 16,092.73 × 6,356.35
  4. Step 4: Simplify right side
    11,661.51x = 102,291,016.64
  5. Step 5: Solve for x
    x = 102,291,016.64/11,661.51
  6. Step 6: Final answer
    x = 8,771.68

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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.