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Finding the Fourth Proportional to 8,549.97, 12,826.62 and 3,284.59

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Solution

The fourth proportional to 8,549.97, 12,826.62 and 3,284.59 is: 4,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.97 : 12,826.62 = 3,284.59 : x
  2. Step 2: Convert to fraction form
    8,549.97/12,826.62 = 3,284.59/x
  3. Step 3: Cross multiply
    8,549.97x = 12,826.62 × 3,284.59
  4. Step 4: Simplify right side
    8,549.97x = 42,130,187.79
  5. Step 5: Solve for x
    x = 42,130,187.79/8,549.97
  6. Step 6: Final answer
    x = 4,927.52

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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.