Home / 11,619.26-16,034.32-6,773.68

Finding the Fourth Proportional to 11,619.26, 16,034.32 and 6,773.68

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Solution

The fourth proportional to 11,619.26, 16,034.32 and 6,773.68 is: 9,347.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.26 : 16,034.32 = 6,773.68 : x
  2. Step 2: Convert to fraction form
    11,619.26/16,034.32 = 6,773.68/x
  3. Step 3: Cross multiply
    11,619.26x = 16,034.32 × 6,773.68
  4. Step 4: Simplify right side
    11,619.26x = 108,611,352.70
  5. Step 5: Solve for x
    x = 108,611,352.70/11,619.26
  6. Step 6: Final answer
    x = 9,347.53

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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.