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Finding the Fourth Proportional to 6,750.54, 10,127.42 and 3,052.77

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Solution

The fourth proportional to 6,750.54, 10,127.42 and 3,052.77 is: 4,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750.54 : 10,127.42 = 3,052.77 : x
  2. Step 2: Convert to fraction form
    6,750.54/10,127.42 = 3,052.77/x
  3. Step 3: Cross multiply
    6,750.54x = 10,127.42 × 3,052.77
  4. Step 4: Simplify right side
    6,750.54x = 30,916,668.69
  5. Step 5: Solve for x
    x = 30,916,668.69/6,750.54
  6. Step 6: Final answer
    x = 4,579.88

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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.