Home / 11,825.45-16,319.24-6,520.46

Finding the Fourth Proportional to 11,825.45, 16,319.24 and 6,520.46

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Solution

The fourth proportional to 11,825.45, 16,319.24 and 6,520.46 is: 8,998.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.45 : 16,319.24 = 6,520.46 : x
  2. Step 2: Convert to fraction form
    11,825.45/16,319.24 = 6,520.46/x
  3. Step 3: Cross multiply
    11,825.45x = 16,319.24 × 6,520.46
  4. Step 4: Simplify right side
    11,825.45x = 106,408,837.45
  5. Step 5: Solve for x
    x = 106,408,837.45/11,825.45
  6. Step 6: Final answer
    x = 8,998.29

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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.