Home / 9,198.42-13,797.72-2,272.92

Finding the Fourth Proportional to 9,198.42, 13,797.72 and 2,272.92

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Solution

The fourth proportional to 9,198.42, 13,797.72 and 2,272.92 is: 3,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.42 : 13,797.72 = 2,272.92 : x
  2. Step 2: Convert to fraction form
    9,198.42/13,797.72 = 2,272.92/x
  3. Step 3: Cross multiply
    9,198.42x = 13,797.72 × 2,272.92
  4. Step 4: Simplify right side
    9,198.42x = 31,361,113.74
  5. Step 5: Solve for x
    x = 31,361,113.74/9,198.42
  6. Step 6: Final answer
    x = 3,409.40

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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.