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Finding the Fourth Proportional to 4,363.65, 6,541.80 and 1,768.41

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Solution

The fourth proportional to 4,363.65, 6,541.80 and 1,768.41 is: 2,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.65 : 6,541.80 = 1,768.41 : x
  2. Step 2: Convert to fraction form
    4,363.65/6,541.80 = 1,768.41/x
  3. Step 3: Cross multiply
    4,363.65x = 6,541.80 × 1,768.41
  4. Step 4: Simplify right side
    4,363.65x = 11,568,584.54
  5. Step 5: Solve for x
    x = 11,568,584.54/4,363.65
  6. Step 6: Final answer
    x = 2,651.13

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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.