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Finding the Fourth Proportional to 3,636.70, 5,017.33 and 2,063.88

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Solution

The fourth proportional to 3,636.70, 5,017.33 and 2,063.88 is: 2,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.70 : 5,017.33 = 2,063.88 : x
  2. Step 2: Convert to fraction form
    3,636.70/5,017.33 = 2,063.88/x
  3. Step 3: Cross multiply
    3,636.70x = 5,017.33 × 2,063.88
  4. Step 4: Simplify right side
    3,636.70x = 10,355,167.04
  5. Step 5: Solve for x
    x = 10,355,167.04/3,636.70
  6. Step 6: Final answer
    x = 2,847.41

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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.