Home / 8,996.49-13,486.57-3,149.91

Finding the Fourth Proportional to 8,996.49, 13,486.57 and 3,149.91

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Solution

The fourth proportional to 8,996.49, 13,486.57 and 3,149.91 is: 4,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.49 : 13,486.57 = 3,149.91 : x
  2. Step 2: Convert to fraction form
    8,996.49/13,486.57 = 3,149.91/x
  3. Step 3: Cross multiply
    8,996.49x = 13,486.57 × 3,149.91
  4. Step 4: Simplify right side
    8,996.49x = 42,481,481.71
  5. Step 5: Solve for x
    x = 42,481,481.71/8,996.49
  6. Step 6: Final answer
    x = 4,722.01

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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.