Home / 8,731.49-13,105.43-6,795.99

Finding the Fourth Proportional to 8,731.49, 13,105.43 and 6,795.99

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Solution

The fourth proportional to 8,731.49, 13,105.43 and 6,795.99 is: 10,200.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.49 : 13,105.43 = 6,795.99 : x
  2. Step 2: Convert to fraction form
    8,731.49/13,105.43 = 6,795.99/x
  3. Step 3: Cross multiply
    8,731.49x = 13,105.43 × 6,795.99
  4. Step 4: Simplify right side
    8,731.49x = 89,064,337.25
  5. Step 5: Solve for x
    x = 89,064,337.25/8,731.49
  6. Step 6: Final answer
    x = 10,200.37

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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.