Home / 11,663.66-17,505.60-6,120.92

Finding the Fourth Proportional to 11,663.66, 17,505.60 and 6,120.92

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Solution

The fourth proportional to 11,663.66, 17,505.60 and 6,120.92 is: 9,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.66 : 17,505.60 = 6,120.92 : x
  2. Step 2: Convert to fraction form
    11,663.66/17,505.60 = 6,120.92/x
  3. Step 3: Cross multiply
    11,663.66x = 17,505.60 × 6,120.92
  4. Step 4: Simplify right side
    11,663.66x = 107,150,377.15
  5. Step 5: Solve for x
    x = 107,150,377.15/11,663.66
  6. Step 6: Final answer
    x = 9,186.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.