Home / 1,914.43-2,865.67-1,474.54

Finding the Fourth Proportional to 1,914.43, 2,865.67 and 1,474.54

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Solution

The fourth proportional to 1,914.43, 2,865.67 and 1,474.54 is: 2,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914.43 : 2,865.67 = 1,474.54 : x
  2. Step 2: Convert to fraction form
    1,914.43/2,865.67 = 1,474.54/x
  3. Step 3: Cross multiply
    1,914.43x = 2,865.67 × 1,474.54
  4. Step 4: Simplify right side
    1,914.43x = 4,225,545.04
  5. Step 5: Solve for x
    x = 4,225,545.04/1,914.43
  6. Step 6: Final answer
    x = 2,207.21

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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.