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Finding the Fourth Proportional to 4,501.62, 6,750.14 and 2,628.14

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Solution

The fourth proportional to 4,501.62, 6,750.14 and 2,628.14 is: 3,940.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,501.62 : 6,750.14 = 2,628.14 : x
  2. Step 2: Convert to fraction form
    4,501.62/6,750.14 = 2,628.14/x
  3. Step 3: Cross multiply
    4,501.62x = 6,750.14 × 2,628.14
  4. Step 4: Simplify right side
    4,501.62x = 17,740,336.39
  5. Step 5: Solve for x
    x = 17,740,336.39/4,501.62
  6. Step 6: Final answer
    x = 3,940.88

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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.