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Finding the Fourth Proportional to 6,341.09, 8,751.04 and 3,983.99

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Solution

The fourth proportional to 6,341.09, 8,751.04 and 3,983.99 is: 5,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.09 : 8,751.04 = 3,983.99 : x
  2. Step 2: Convert to fraction form
    6,341.09/8,751.04 = 3,983.99/x
  3. Step 3: Cross multiply
    6,341.09x = 8,751.04 × 3,983.99
  4. Step 4: Simplify right side
    6,341.09x = 34,864,002.13
  5. Step 5: Solve for x
    x = 34,864,002.13/6,341.09
  6. Step 6: Final answer
    x = 5,498.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.