Home / 3,477.38-5,217.06-1,722.92

Finding the Fourth Proportional to 3,477.38, 5,217.06 and 1,722.92

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Solution

The fourth proportional to 3,477.38, 5,217.06 and 1,722.92 is: 2,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.38 : 5,217.06 = 1,722.92 : x
  2. Step 2: Convert to fraction form
    3,477.38/5,217.06 = 1,722.92/x
  3. Step 3: Cross multiply
    3,477.38x = 5,217.06 × 1,722.92
  4. Step 4: Simplify right side
    3,477.38x = 8,988,550.93
  5. Step 5: Solve for x
    x = 8,988,550.93/3,477.38
  6. Step 6: Final answer
    x = 2,584.87

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1.5x scale

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.