Home / 9,198.06-13,799.46-2,958.96

Finding the Fourth Proportional to 9,198.06, 13,799.46 and 2,958.96

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Solution

The fourth proportional to 9,198.06, 13,799.46 and 2,958.96 is: 4,439.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.06 : 13,799.46 = 2,958.96 : x
  2. Step 2: Convert to fraction form
    9,198.06/13,799.46 = 2,958.96/x
  3. Step 3: Cross multiply
    9,198.06x = 13,799.46 × 2,958.96
  4. Step 4: Simplify right side
    9,198.06x = 40,831,981.16
  5. Step 5: Solve for x
    x = 40,831,981.16/9,198.06
  6. Step 6: Final answer
    x = 4,439.20

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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.