Home / 8,742.22-13,104.06-5,962

Finding the Fourth Proportional to 8,742.22, 13,104.06 and 5,962

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Solution

The fourth proportional to 8,742.22, 13,104.06 and 5,962 is: 8,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.22 : 13,104.06 = 5,962 : x
  2. Step 2: Convert to fraction form
    8,742.22/13,104.06 = 5,962/x
  3. Step 3: Cross multiply
    8,742.22x = 13,104.06 × 5,962
  4. Step 4: Simplify right side
    8,742.22x = 78,126,405.72
  5. Step 5: Solve for x
    x = 78,126,405.72/8,742.22
  6. Step 6: Final answer
    x = 8,936.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.