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Finding the Fourth Proportional to 3,537.88, 4,882.41 and 1,965.94

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Solution

The fourth proportional to 3,537.88, 4,882.41 and 1,965.94 is: 2,713.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.88 : 4,882.41 = 1,965.94 : x
  2. Step 2: Convert to fraction form
    3,537.88/4,882.41 = 1,965.94/x
  3. Step 3: Cross multiply
    3,537.88x = 4,882.41 × 1,965.94
  4. Step 4: Simplify right side
    3,537.88x = 9,598,512.91
  5. Step 5: Solve for x
    x = 9,598,512.91/3,537.88
  6. Step 6: Final answer
    x = 2,713.07

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1.5x scale

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.