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Finding the Fourth Proportional to 8,382.03, 12,574.59 and 2,760.03

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Solution

The fourth proportional to 8,382.03, 12,574.59 and 2,760.03 is: 4,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382.03 : 12,574.59 = 2,760.03 : x
  2. Step 2: Convert to fraction form
    8,382.03/12,574.59 = 2,760.03/x
  3. Step 3: Cross multiply
    8,382.03x = 12,574.59 × 2,760.03
  4. Step 4: Simplify right side
    8,382.03x = 34,706,245.64
  5. Step 5: Solve for x
    x = 34,706,245.64/8,382.03
  6. Step 6: Final answer
    x = 4,140.55

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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.