Home / 8,198.02-12,302.49-3,003.89

Finding the Fourth Proportional to 8,198.02, 12,302.49 and 3,003.89

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Solution

The fourth proportional to 8,198.02, 12,302.49 and 3,003.89 is: 4,507.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198.02 : 12,302.49 = 3,003.89 : x
  2. Step 2: Convert to fraction form
    8,198.02/12,302.49 = 3,003.89/x
  3. Step 3: Cross multiply
    8,198.02x = 12,302.49 × 3,003.89
  4. Step 4: Simplify right side
    8,198.02x = 36,955,326.69
  5. Step 5: Solve for x
    x = 36,955,326.69/8,198.02
  6. Step 6: Final answer
    x = 4,507.84

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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.