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Finding the Fourth Proportional to 3,549.82, 4,898.57 and 1,956.73

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Solution

The fourth proportional to 3,549.82, 4,898.57 and 1,956.73 is: 2,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.82 : 4,898.57 = 1,956.73 : x
  2. Step 2: Convert to fraction form
    3,549.82/4,898.57 = 1,956.73/x
  3. Step 3: Cross multiply
    3,549.82x = 4,898.57 × 1,956.73
  4. Step 4: Simplify right side
    3,549.82x = 9,585,178.88
  5. Step 5: Solve for x
    x = 9,585,178.88/3,549.82
  6. Step 6: Final answer
    x = 2,700.19

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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.