Home / 5,860.56-8,087.66-3,208.21

Finding the Fourth Proportional to 5,860.56, 8,087.66 and 3,208.21

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Solution

The fourth proportional to 5,860.56, 8,087.66 and 3,208.21 is: 4,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.56 : 8,087.66 = 3,208.21 : x
  2. Step 2: Convert to fraction form
    5,860.56/8,087.66 = 3,208.21/x
  3. Step 3: Cross multiply
    5,860.56x = 8,087.66 × 3,208.21
  4. Step 4: Simplify right side
    5,860.56x = 25,946,895.65
  5. Step 5: Solve for x
    x = 25,946,895.65/5,860.56
  6. Step 6: Final answer
    x = 4,427.38

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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.