Home / 11,843.80-16,344.34-6,538.50

Finding the Fourth Proportional to 11,843.80, 16,344.34 and 6,538.50

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Solution

The fourth proportional to 11,843.80, 16,344.34 and 6,538.50 is: 9,023.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.80 : 16,344.34 = 6,538.50 : x
  2. Step 2: Convert to fraction form
    11,843.80/16,344.34 = 6,538.50/x
  3. Step 3: Cross multiply
    11,843.80x = 16,344.34 × 6,538.50
  4. Step 4: Simplify right side
    11,843.80x = 106,867,475.26
  5. Step 5: Solve for x
    x = 106,867,475.26/11,843.80
  6. Step 6: Final answer
    x = 9,023.08

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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.