Home / 9,438.24-14,157.48-3,198.36

Finding the Fourth Proportional to 9,438.24, 14,157.48 and 3,198.36

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Solution

The fourth proportional to 9,438.24, 14,157.48 and 3,198.36 is: 4,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.24 : 14,157.48 = 3,198.36 : x
  2. Step 2: Convert to fraction form
    9,438.24/14,157.48 = 3,198.36/x
  3. Step 3: Cross multiply
    9,438.24x = 14,157.48 × 3,198.36
  4. Step 4: Simplify right side
    9,438.24x = 45,280,717.73
  5. Step 5: Solve for x
    x = 45,280,717.73/9,438.24
  6. Step 6: Final answer
    x = 4,797.58

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Similar ratio
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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.