Home / 8,972.74-13,457.52-2,731.24

Finding the Fourth Proportional to 8,972.74, 13,457.52 and 2,731.24

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Solution

The fourth proportional to 8,972.74, 13,457.52 and 2,731.24 is: 4,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.74 : 13,457.52 = 2,731.24 : x
  2. Step 2: Convert to fraction form
    8,972.74/13,457.52 = 2,731.24/x
  3. Step 3: Cross multiply
    8,972.74x = 13,457.52 × 2,731.24
  4. Step 4: Simplify right side
    8,972.74x = 36,755,716.92
  5. Step 5: Solve for x
    x = 36,755,716.92/8,972.74
  6. Step 6: Final answer
    x = 4,096.38

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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.