Home / 1,799.20-2,481.06-1,758.97

Finding the Fourth Proportional to 1,799.20, 2,481.06 and 1,758.97

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Solution

The fourth proportional to 1,799.20, 2,481.06 and 1,758.97 is: 2,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.20 : 2,481.06 = 1,758.97 : x
  2. Step 2: Convert to fraction form
    1,799.20/2,481.06 = 1,758.97/x
  3. Step 3: Cross multiply
    1,799.20x = 2,481.06 × 1,758.97
  4. Step 4: Simplify right side
    1,799.20x = 4,364,110.11
  5. Step 5: Solve for x
    x = 4,364,110.11/1,799.20
  6. Step 6: Final answer
    x = 2,425.58

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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.