Home / 10,793.08-16,189.62-3,398.20

Finding the Fourth Proportional to 10,793.08, 16,189.62 and 3,398.20

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Solution

The fourth proportional to 10,793.08, 16,189.62 and 3,398.20 is: 5,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.08 : 16,189.62 = 3,398.20 : x
  2. Step 2: Convert to fraction form
    10,793.08/16,189.62 = 3,398.20/x
  3. Step 3: Cross multiply
    10,793.08x = 16,189.62 × 3,398.20
  4. Step 4: Simplify right side
    10,793.08x = 55,015,566.68
  5. Step 5: Solve for x
    x = 55,015,566.68/10,793.08
  6. Step 6: Final answer
    x = 5,097.30

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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.