Home / 9,491.49-14,236.83-2,917.40

Finding the Fourth Proportional to 9,491.49, 14,236.83 and 2,917.40

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Solution

The fourth proportional to 9,491.49, 14,236.83 and 2,917.40 is: 4,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.49 : 14,236.83 = 2,917.40 : x
  2. Step 2: Convert to fraction form
    9,491.49/14,236.83 = 2,917.40/x
  3. Step 3: Cross multiply
    9,491.49x = 14,236.83 × 2,917.40
  4. Step 4: Simplify right side
    9,491.49x = 41,534,456.66
  5. Step 5: Solve for x
    x = 41,534,456.66/9,491.49
  6. Step 6: Final answer
    x = 4,375.97

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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.