Home / 3,538.44-4,882.84-1,966.60

Finding the Fourth Proportional to 3,538.44, 4,882.84 and 1,966.60

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Solution

The fourth proportional to 3,538.44, 4,882.84 and 1,966.60 is: 2,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.44 : 4,882.84 = 1,966.60 : x
  2. Step 2: Convert to fraction form
    3,538.44/4,882.84 = 1,966.60/x
  3. Step 3: Cross multiply
    3,538.44x = 4,882.84 × 1,966.60
  4. Step 4: Simplify right side
    3,538.44x = 9,602,593.14
  5. Step 5: Solve for x
    x = 9,602,593.14/3,538.44
  6. Step 6: Final answer
    x = 2,713.79

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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.