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Finding the Fourth Proportional to 2,883.88, 3,982.08 and 2,352.84

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Solution

The fourth proportional to 2,883.88, 3,982.08 and 2,352.84 is: 3,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.88 : 3,982.08 = 2,352.84 : x
  2. Step 2: Convert to fraction form
    2,883.88/3,982.08 = 2,352.84/x
  3. Step 3: Cross multiply
    2,883.88x = 3,982.08 × 2,352.84
  4. Step 4: Simplify right side
    2,883.88x = 9,369,197.11
  5. Step 5: Solve for x
    x = 9,369,197.11/2,883.88
  6. Step 6: Final answer
    x = 3,248.82

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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.