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Finding the Fourth Proportional to 2,635.64, 3,954.07 and 2,248.36

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Solution

The fourth proportional to 2,635.64, 3,954.07 and 2,248.36 is: 3,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.64 : 3,954.07 = 2,248.36 : x
  2. Step 2: Convert to fraction form
    2,635.64/3,954.07 = 2,248.36/x
  3. Step 3: Cross multiply
    2,635.64x = 3,954.07 × 2,248.36
  4. Step 4: Simplify right side
    2,635.64x = 8,890,153.10
  5. Step 5: Solve for x
    x = 8,890,153.10/2,635.64
  6. Step 6: Final answer
    x = 3,373.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.