Home / 3,429.02-4,731.94-1,936.88

Finding the Fourth Proportional to 3,429.02, 4,731.94 and 1,936.88

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Solution

The fourth proportional to 3,429.02, 4,731.94 and 1,936.88 is: 2,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.02 : 4,731.94 = 1,936.88 : x
  2. Step 2: Convert to fraction form
    3,429.02/4,731.94 = 1,936.88/x
  3. Step 3: Cross multiply
    3,429.02x = 4,731.94 × 1,936.88
  4. Step 4: Simplify right side
    3,429.02x = 9,165,199.95
  5. Step 5: Solve for x
    x = 9,165,199.95/3,429.02
  6. Step 6: Final answer
    x = 2,672.83

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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.