Home / 8,972.73-13,457.53-2,731.23

Finding the Fourth Proportional to 8,972.73, 13,457.53 and 2,731.23

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Solution

The fourth proportional to 8,972.73, 13,457.53 and 2,731.23 is: 4,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.73 : 13,457.53 = 2,731.23 : x
  2. Step 2: Convert to fraction form
    8,972.73/13,457.53 = 2,731.23/x
  3. Step 3: Cross multiply
    8,972.73x = 13,457.53 × 2,731.23
  4. Step 4: Simplify right side
    8,972.73x = 36,755,609.66
  5. Step 5: Solve for x
    x = 36,755,609.66/8,972.73
  6. Step 6: Final answer
    x = 4,096.37

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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.