Home / 9,309.66-13,967.40-2,736

Finding the Fourth Proportional to 9,309.66, 13,967.40 and 2,736

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Solution

The fourth proportional to 9,309.66, 13,967.40 and 2,736 is: 4,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.66 : 13,967.40 = 2,736 : x
  2. Step 2: Convert to fraction form
    9,309.66/13,967.40 = 2,736/x
  3. Step 3: Cross multiply
    9,309.66x = 13,967.40 × 2,736
  4. Step 4: Simplify right side
    9,309.66x = 38,214,806.40
  5. Step 5: Solve for x
    x = 38,214,806.40/9,309.66
  6. Step 6: Final answer
    x = 4,104.86

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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.