Home / 5,860.20-8,086.82-3,207.66

Finding the Fourth Proportional to 5,860.20, 8,086.82 and 3,207.66

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Solution

The fourth proportional to 5,860.20, 8,086.82 and 3,207.66 is: 4,426.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.20 : 8,086.82 = 3,207.66 : x
  2. Step 2: Convert to fraction form
    5,860.20/8,086.82 = 3,207.66/x
  3. Step 3: Cross multiply
    5,860.20x = 8,086.82 × 3,207.66
  4. Step 4: Simplify right side
    5,860.20x = 25,939,769.04
  5. Step 5: Solve for x
    x = 25,939,769.04/5,860.20
  6. Step 6: Final answer
    x = 4,426.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.