Home / 11,968.41-16,517.06-6,663.11

Finding the Fourth Proportional to 11,968.41, 16,517.06 and 6,663.11

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Solution

The fourth proportional to 11,968.41, 16,517.06 and 6,663.11 is: 9,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.41 : 16,517.06 = 6,663.11 : x
  2. Step 2: Convert to fraction form
    11,968.41/16,517.06 = 6,663.11/x
  3. Step 3: Cross multiply
    11,968.41x = 16,517.06 × 6,663.11
  4. Step 4: Simplify right side
    11,968.41x = 110,054,987.66
  5. Step 5: Solve for x
    x = 110,054,987.66/11,968.41
  6. Step 6: Final answer
    x = 9,195.46

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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.