Home / 5,860.45-8,087.38-3,207.83

Finding the Fourth Proportional to 5,860.45, 8,087.38 and 3,207.83

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Solution

The fourth proportional to 5,860.45, 8,087.38 and 3,207.83 is: 4,426.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.45 : 8,087.38 = 3,207.83 : x
  2. Step 2: Convert to fraction form
    5,860.45/8,087.38 = 3,207.83/x
  3. Step 3: Cross multiply
    5,860.45x = 8,087.38 × 3,207.83
  4. Step 4: Simplify right side
    5,860.45x = 25,942,940.19
  5. Step 5: Solve for x
    x = 25,942,940.19/5,860.45
  6. Step 6: Final answer
    x = 4,426.78

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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.