Home / 11,962.25-17,945.19-6,116.88

Finding the Fourth Proportional to 11,962.25, 17,945.19 and 6,116.88

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Solution

The fourth proportional to 11,962.25, 17,945.19 and 6,116.88 is: 9,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.25 : 17,945.19 = 6,116.88 : x
  2. Step 2: Convert to fraction form
    11,962.25/17,945.19 = 6,116.88/x
  3. Step 3: Cross multiply
    11,962.25x = 17,945.19 × 6,116.88
  4. Step 4: Simplify right side
    11,962.25x = 109,768,573.81
  5. Step 5: Solve for x
    x = 109,768,573.81/11,962.25
  6. Step 6: Final answer
    x = 9,176.25

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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.