Home / 4,138.65-5,711.37-2,250.27

Finding the Fourth Proportional to 4,138.65, 5,711.37 and 2,250.27

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Solution

The fourth proportional to 4,138.65, 5,711.37 and 2,250.27 is: 3,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.65 : 5,711.37 = 2,250.27 : x
  2. Step 2: Convert to fraction form
    4,138.65/5,711.37 = 2,250.27/x
  3. Step 3: Cross multiply
    4,138.65x = 5,711.37 × 2,250.27
  4. Step 4: Simplify right side
    4,138.65x = 12,852,124.57
  5. Step 5: Solve for x
    x = 12,852,124.57/4,138.65
  6. Step 6: Final answer
    x = 3,105.39

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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.