Home / 9,198.50-13,799.09-2,956.45

Finding the Fourth Proportional to 9,198.50, 13,799.09 and 2,956.45

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Solution

The fourth proportional to 9,198.50, 13,799.09 and 2,956.45 is: 4,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.50 : 13,799.09 = 2,956.45 : x
  2. Step 2: Convert to fraction form
    9,198.50/13,799.09 = 2,956.45/x
  3. Step 3: Cross multiply
    9,198.50x = 13,799.09 × 2,956.45
  4. Step 4: Simplify right side
    9,198.50x = 40,796,318.40
  5. Step 5: Solve for x
    x = 40,796,318.40/9,198.50
  6. Step 6: Final answer
    x = 4,435.11

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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.