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Finding the Fourth Proportional to 6,812.59, 10,218.84 and 1,882.27

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Solution

The fourth proportional to 6,812.59, 10,218.84 and 1,882.27 is: 2,823.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.59 : 10,218.84 = 1,882.27 : x
  2. Step 2: Convert to fraction form
    6,812.59/10,218.84 = 1,882.27/x
  3. Step 3: Cross multiply
    6,812.59x = 10,218.84 × 1,882.27
  4. Step 4: Simplify right side
    6,812.59x = 19,234,615.97
  5. Step 5: Solve for x
    x = 19,234,615.97/6,812.59
  6. Step 6: Final answer
    x = 2,823.39

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1.5x scale

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.