Home / 11,195.40-16,793.10-3,403.20

Finding the Fourth Proportional to 11,195.40, 16,793.10 and 3,403.20

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Solution

The fourth proportional to 11,195.40, 16,793.10 and 3,403.20 is: 5,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.40 : 16,793.10 = 3,403.20 : x
  2. Step 2: Convert to fraction form
    11,195.40/16,793.10 = 3,403.20/x
  3. Step 3: Cross multiply
    11,195.40x = 16,793.10 × 3,403.20
  4. Step 4: Simplify right side
    11,195.40x = 57,150,277.92
  5. Step 5: Solve for x
    x = 57,150,277.92/11,195.40
  6. Step 6: Final answer
    x = 5,104.80

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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.