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Finding the Fourth Proportional to 6,672.33, 10,008.37 and 1,992.35

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Solution

The fourth proportional to 6,672.33, 10,008.37 and 1,992.35 is: 2,988.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.33 : 10,008.37 = 1,992.35 : x
  2. Step 2: Convert to fraction form
    6,672.33/10,008.37 = 1,992.35/x
  3. Step 3: Cross multiply
    6,672.33x = 10,008.37 × 1,992.35
  4. Step 4: Simplify right side
    6,672.33x = 19,940,175.97
  5. Step 5: Solve for x
    x = 19,940,175.97/6,672.33
  6. Step 6: Final answer
    x = 2,988.49

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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.