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Finding the Fourth Proportional to 1,799.97, 2,481.62 and 1,301.97

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Solution

The fourth proportional to 1,799.97, 2,481.62 and 1,301.97 is: 1,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.97 : 2,481.62 = 1,301.97 : x
  2. Step 2: Convert to fraction form
    1,799.97/2,481.62 = 1,301.97/x
  3. Step 3: Cross multiply
    1,799.97x = 2,481.62 × 1,301.97
  4. Step 4: Simplify right side
    1,799.97x = 3,230,988.28
  5. Step 5: Solve for x
    x = 3,230,988.28/1,799.97
  6. Step 6: Final answer
    x = 1,795.02

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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.