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Finding the Fourth Proportional to 3,425.01, 4,726.42 and 1,932.88

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Solution

The fourth proportional to 3,425.01, 4,726.42 and 1,932.88 is: 2,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.01 : 4,726.42 = 1,932.88 : x
  2. Step 2: Convert to fraction form
    3,425.01/4,726.42 = 1,932.88/x
  3. Step 3: Cross multiply
    3,425.01x = 4,726.42 × 1,932.88
  4. Step 4: Simplify right side
    3,425.01x = 9,135,602.69
  5. Step 5: Solve for x
    x = 9,135,602.69/3,425.01
  6. Step 6: Final answer
    x = 2,667.32

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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.