Home / 5,947-8,205.22-3,587.46

Finding the Fourth Proportional to 5,947, 8,205.22 and 3,587.46

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Solution

The fourth proportional to 5,947, 8,205.22 and 3,587.46 is: 4,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947 : 8,205.22 = 3,587.46 : x
  2. Step 2: Convert to fraction form
    5,947/8,205.22 = 3,587.46/x
  3. Step 3: Cross multiply
    5,947x = 8,205.22 × 3,587.46
  4. Step 4: Simplify right side
    5,947x = 29,435,898.54
  5. Step 5: Solve for x
    x = 29,435,898.54/5,947
  6. Step 6: Final answer
    x = 4,949.71

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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.