Home / 3,932.84-5,902.97-1,436.45

Finding the Fourth Proportional to 3,932.84, 5,902.97 and 1,436.45

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Solution

The fourth proportional to 3,932.84, 5,902.97 and 1,436.45 is: 2,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.84 : 5,902.97 = 1,436.45 : x
  2. Step 2: Convert to fraction form
    3,932.84/5,902.97 = 1,436.45/x
  3. Step 3: Cross multiply
    3,932.84x = 5,902.97 × 1,436.45
  4. Step 4: Simplify right side
    3,932.84x = 8,479,284.56
  5. Step 5: Solve for x
    x = 8,479,284.56/3,932.84
  6. Step 6: Final answer
    x = 2,156.02

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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.