Home / 10,793.96-16,181.36-4,218.66

Finding the Fourth Proportional to 10,793.96, 16,181.36 and 4,218.66

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Solution

The fourth proportional to 10,793.96, 16,181.36 and 4,218.66 is: 6,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.96 : 16,181.36 = 4,218.66 : x
  2. Step 2: Convert to fraction form
    10,793.96/16,181.36 = 4,218.66/x
  3. Step 3: Cross multiply
    10,793.96x = 16,181.36 × 4,218.66
  4. Step 4: Simplify right side
    10,793.96x = 68,263,656.18
  5. Step 5: Solve for x
    x = 68,263,656.18/10,793.96
  6. Step 6: Final answer
    x = 6,324.25

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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.