Home / 3,429-4,732.03-1,936.93

Finding the Fourth Proportional to 3,429, 4,732.03 and 1,936.93

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Solution

The fourth proportional to 3,429, 4,732.03 and 1,936.93 is: 2,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429 : 4,732.03 = 1,936.93 : x
  2. Step 2: Convert to fraction form
    3,429/4,732.03 = 1,936.93/x
  3. Step 3: Cross multiply
    3,429x = 4,732.03 × 1,936.93
  4. Step 4: Simplify right side
    3,429x = 9,165,610.87
  5. Step 5: Solve for x
    x = 9,165,610.87/3,429
  6. Step 6: Final answer
    x = 2,672.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.