Home / 3,469.88-5,199.02-2,491.08

Finding the Fourth Proportional to 3,469.88, 5,199.02 and 2,491.08

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Solution

The fourth proportional to 3,469.88, 5,199.02 and 2,491.08 is: 3,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.88 : 5,199.02 = 2,491.08 : x
  2. Step 2: Convert to fraction form
    3,469.88/5,199.02 = 2,491.08/x
  3. Step 3: Cross multiply
    3,469.88x = 5,199.02 × 2,491.08
  4. Step 4: Simplify right side
    3,469.88x = 12,951,174.74
  5. Step 5: Solve for x
    x = 12,951,174.74/3,469.88
  6. Step 6: Final answer
    x = 3,732.46

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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.