Home / 11,822.25-16,314.82-6,517.25

Finding the Fourth Proportional to 11,822.25, 16,314.82 and 6,517.25

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Solution

The fourth proportional to 11,822.25, 16,314.82 and 6,517.25 is: 8,993.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.25 : 16,314.82 = 6,517.25 : x
  2. Step 2: Convert to fraction form
    11,822.25/16,314.82 = 6,517.25/x
  3. Step 3: Cross multiply
    11,822.25x = 16,314.82 × 6,517.25
  4. Step 4: Simplify right side
    11,822.25x = 106,327,803.51
  5. Step 5: Solve for x
    x = 106,327,803.51/11,822.25
  6. Step 6: Final answer
    x = 8,993.87

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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.