Home / 11,998.31-17,998.96-4,101.62

Finding the Fourth Proportional to 11,998.31, 17,998.96 and 4,101.62

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Solution

The fourth proportional to 11,998.31, 17,998.96 and 4,101.62 is: 6,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.31 : 17,998.96 = 4,101.62 : x
  2. Step 2: Convert to fraction form
    11,998.31/17,998.96 = 4,101.62/x
  3. Step 3: Cross multiply
    11,998.31x = 17,998.96 × 4,101.62
  4. Step 4: Simplify right side
    11,998.31x = 73,824,929.06
  5. Step 5: Solve for x
    x = 73,824,929.06/11,998.31
  6. Step 6: Final answer
    x = 6,152.94

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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.