Home / 11,197.42-16,799.20-8,865.19

Finding the Fourth Proportional to 11,197.42, 16,799.20 and 8,865.19

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Solution

The fourth proportional to 11,197.42, 16,799.20 and 8,865.19 is: 13,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.42 : 16,799.20 = 8,865.19 : x
  2. Step 2: Convert to fraction form
    11,197.42/16,799.20 = 8,865.19/x
  3. Step 3: Cross multiply
    11,197.42x = 16,799.20 × 8,865.19
  4. Step 4: Simplify right side
    11,197.42x = 148,928,015.85
  5. Step 5: Solve for x
    x = 148,928,015.85/11,197.42
  6. Step 6: Final answer
    x = 13,300.21

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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.