Home / 10,793.36-16,187.70-3,396.80

Finding the Fourth Proportional to 10,793.36, 16,187.70 and 3,396.80

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Solution

The fourth proportional to 10,793.36, 16,187.70 and 3,396.80 is: 5,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.36 : 16,187.70 = 3,396.80 : x
  2. Step 2: Convert to fraction form
    10,793.36/16,187.70 = 3,396.80/x
  3. Step 3: Cross multiply
    10,793.36x = 16,187.70 × 3,396.80
  4. Step 4: Simplify right side
    10,793.36x = 54,986,379.36
  5. Step 5: Solve for x
    x = 54,986,379.36/10,793.36
  6. Step 6: Final answer
    x = 5,094.46

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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.