Home / 5,860.78-8,087.97-4,185.04

Finding the Fourth Proportional to 5,860.78, 8,087.97 and 4,185.04

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Solution

The fourth proportional to 5,860.78, 8,087.97 and 4,185.04 is: 5,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.78 : 8,087.97 = 4,185.04 : x
  2. Step 2: Convert to fraction form
    5,860.78/8,087.97 = 4,185.04/x
  3. Step 3: Cross multiply
    5,860.78x = 8,087.97 × 4,185.04
  4. Step 4: Simplify right side
    5,860.78x = 33,848,437.53
  5. Step 5: Solve for x
    x = 33,848,437.53/5,860.78
  6. Step 6: Final answer
    x = 5,775.42

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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.