Home / 9,198.70-13,799.96-2,959.18

Finding the Fourth Proportional to 9,198.70, 13,799.96 and 2,959.18

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Solution

The fourth proportional to 9,198.70, 13,799.96 and 2,959.18 is: 4,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.70 : 13,799.96 = 2,959.18 : x
  2. Step 2: Convert to fraction form
    9,198.70/13,799.96 = 2,959.18/x
  3. Step 3: Cross multiply
    9,198.70x = 13,799.96 × 2,959.18
  4. Step 4: Simplify right side
    9,198.70x = 40,836,565.63
  5. Step 5: Solve for x
    x = 40,836,565.63/9,198.70
  6. Step 6: Final answer
    x = 4,439.38

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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.