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Finding the Fourth Proportional to 6,579.74, 9,867.74 and 1,834.81

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Solution

The fourth proportional to 6,579.74, 9,867.74 and 1,834.81 is: 2,751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.74 : 9,867.74 = 1,834.81 : x
  2. Step 2: Convert to fraction form
    6,579.74/9,867.74 = 1,834.81/x
  3. Step 3: Cross multiply
    6,579.74x = 9,867.74 × 1,834.81
  4. Step 4: Simplify right side
    6,579.74x = 18,105,428.03
  5. Step 5: Solve for x
    x = 18,105,428.03/6,579.74
  6. Step 6: Final answer
    x = 2,751.69

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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.