Home / 5,857.07-8,081.42-3,498.75

Finding the Fourth Proportional to 5,857.07, 8,081.42 and 3,498.75

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Solution

The fourth proportional to 5,857.07, 8,081.42 and 3,498.75 is: 4,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.07 : 8,081.42 = 3,498.75 : x
  2. Step 2: Convert to fraction form
    5,857.07/8,081.42 = 3,498.75/x
  3. Step 3: Cross multiply
    5,857.07x = 8,081.42 × 3,498.75
  4. Step 4: Simplify right side
    5,857.07x = 28,274,850.73
  5. Step 5: Solve for x
    x = 28,274,850.73/5,857.07
  6. Step 6: Final answer
    x = 4,827.48

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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.