Home / 8,579.82-11,839.61-4,802.35

Finding the Fourth Proportional to 8,579.82, 11,839.61 and 4,802.35

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Solution

The fourth proportional to 8,579.82, 11,839.61 and 4,802.35 is: 6,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579.82 : 11,839.61 = 4,802.35 : x
  2. Step 2: Convert to fraction form
    8,579.82/11,839.61 = 4,802.35/x
  3. Step 3: Cross multiply
    8,579.82x = 11,839.61 × 4,802.35
  4. Step 4: Simplify right side
    8,579.82x = 56,857,928.68
  5. Step 5: Solve for x
    x = 56,857,928.68/8,579.82
  6. Step 6: Final answer
    x = 6,626.93

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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.