Home / 3,400.57-5,101.77-1,622.92

Finding the Fourth Proportional to 3,400.57, 5,101.77 and 1,622.92

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Solution

The fourth proportional to 3,400.57, 5,101.77 and 1,622.92 is: 2,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.57 : 5,101.77 = 1,622.92 : x
  2. Step 2: Convert to fraction form
    3,400.57/5,101.77 = 1,622.92/x
  3. Step 3: Cross multiply
    3,400.57x = 5,101.77 × 1,622.92
  4. Step 4: Simplify right side
    3,400.57x = 8,279,764.57
  5. Step 5: Solve for x
    x = 8,279,764.57/3,400.57
  6. Step 6: Final answer
    x = 2,434.82

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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.