Home / 6,149.36-8,486.16-3,496.61

Finding the Fourth Proportional to 6,149.36, 8,486.16 and 3,496.61

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Solution

The fourth proportional to 6,149.36, 8,486.16 and 3,496.61 is: 4,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.36 : 8,486.16 = 3,496.61 : x
  2. Step 2: Convert to fraction form
    6,149.36/8,486.16 = 3,496.61/x
  3. Step 3: Cross multiply
    6,149.36x = 8,486.16 × 3,496.61
  4. Step 4: Simplify right side
    6,149.36x = 29,672,791.92
  5. Step 5: Solve for x
    x = 29,672,791.92/6,149.36
  6. Step 6: Final answer
    x = 4,825.35

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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.