Home / 8,835.32-13,254.26-3,288.20

Finding the Fourth Proportional to 8,835.32, 13,254.26 and 3,288.20

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Solution

The fourth proportional to 8,835.32, 13,254.26 and 3,288.20 is: 4,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835.32 : 13,254.26 = 3,288.20 : x
  2. Step 2: Convert to fraction form
    8,835.32/13,254.26 = 3,288.20/x
  3. Step 3: Cross multiply
    8,835.32x = 13,254.26 × 3,288.20
  4. Step 4: Simplify right side
    8,835.32x = 43,582,657.73
  5. Step 5: Solve for x
    x = 43,582,657.73/8,835.32
  6. Step 6: Final answer
    x = 4,932.78

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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.