Home / 3,087.42-4,622.01-2,914.29

Finding the Fourth Proportional to 3,087.42, 4,622.01 and 2,914.29

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Solution

The fourth proportional to 3,087.42, 4,622.01 and 2,914.29 is: 4,362.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.42 : 4,622.01 = 2,914.29 : x
  2. Step 2: Convert to fraction form
    3,087.42/4,622.01 = 2,914.29/x
  3. Step 3: Cross multiply
    3,087.42x = 4,622.01 × 2,914.29
  4. Step 4: Simplify right side
    3,087.42x = 13,469,877.52
  5. Step 5: Solve for x
    x = 13,469,877.52/3,087.42
  6. Step 6: Final answer
    x = 4,362.83

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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.