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Finding the Fourth Proportional to 4,510.62, 6,763.19 and 2,662.16

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Solution

The fourth proportional to 4,510.62, 6,763.19 and 2,662.16 is: 3,991.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.62 : 6,763.19 = 2,662.16 : x
  2. Step 2: Convert to fraction form
    4,510.62/6,763.19 = 2,662.16/x
  3. Step 3: Cross multiply
    4,510.62x = 6,763.19 × 2,662.16
  4. Step 4: Simplify right side
    4,510.62x = 18,004,646.76
  5. Step 5: Solve for x
    x = 18,004,646.76/4,510.62
  6. Step 6: Final answer
    x = 3,991.61

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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.