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Finding the Fourth Proportional to 3,537.82, 4,882.29 and 1,966.01

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Solution

The fourth proportional to 3,537.82, 4,882.29 and 1,966.01 is: 2,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.82 : 4,882.29 = 1,966.01 : x
  2. Step 2: Convert to fraction form
    3,537.82/4,882.29 = 1,966.01/x
  3. Step 3: Cross multiply
    3,537.82x = 4,882.29 × 1,966.01
  4. Step 4: Simplify right side
    3,537.82x = 9,598,630.96
  5. Step 5: Solve for x
    x = 9,598,630.96/3,537.82
  6. Step 6: Final answer
    x = 2,713.15

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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.