Home / 11,843.48-16,344.18-6,538.19

Finding the Fourth Proportional to 11,843.48, 16,344.18 and 6,538.19

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Solution

The fourth proportional to 11,843.48, 16,344.18 and 6,538.19 is: 9,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.48 : 16,344.18 = 6,538.19 : x
  2. Step 2: Convert to fraction form
    11,843.48/16,344.18 = 6,538.19/x
  3. Step 3: Cross multiply
    11,843.48x = 16,344.18 × 6,538.19
  4. Step 4: Simplify right side
    11,843.48x = 106,861,272.51
  5. Step 5: Solve for x
    x = 106,861,272.51/11,843.48
  6. Step 6: Final answer
    x = 9,022.79

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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.