Home / 4,263.03-6,380.10-2,620.62

Finding the Fourth Proportional to 4,263.03, 6,380.10 and 2,620.62

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Solution

The fourth proportional to 4,263.03, 6,380.10 and 2,620.62 is: 3,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.03 : 6,380.10 = 2,620.62 : x
  2. Step 2: Convert to fraction form
    4,263.03/6,380.10 = 2,620.62/x
  3. Step 3: Cross multiply
    4,263.03x = 6,380.10 × 2,620.62
  4. Step 4: Simplify right side
    4,263.03x = 16,719,817.66
  5. Step 5: Solve for x
    x = 16,719,817.66/4,263.03
  6. Step 6: Final answer
    x = 3,922.05

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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.