Home / 3,591.25-4,956.11-2,100.04

Finding the Fourth Proportional to 3,591.25, 4,956.11 and 2,100.04

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Solution

The fourth proportional to 3,591.25, 4,956.11 and 2,100.04 is: 2,898.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.25 : 4,956.11 = 2,100.04 : x
  2. Step 2: Convert to fraction form
    3,591.25/4,956.11 = 2,100.04/x
  3. Step 3: Cross multiply
    3,591.25x = 4,956.11 × 2,100.04
  4. Step 4: Simplify right side
    3,591.25x = 10,408,022.10
  5. Step 5: Solve for x
    x = 10,408,022.10/3,591.25
  6. Step 6: Final answer
    x = 2,898.16

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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.