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Finding the Fourth Proportional to 7,906.52, 11,859.35 and 4,010.82

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Solution

The fourth proportional to 7,906.52, 11,859.35 and 4,010.82 is: 6,016.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.52 : 11,859.35 = 4,010.82 : x
  2. Step 2: Convert to fraction form
    7,906.52/11,859.35 = 4,010.82/x
  3. Step 3: Cross multiply
    7,906.52x = 11,859.35 × 4,010.82
  4. Step 4: Simplify right side
    7,906.52x = 47,565,698.11
  5. Step 5: Solve for x
    x = 47,565,698.11/7,906.52
  6. Step 6: Final answer
    x = 6,016.01

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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.