Home / 3,620.73-5,433.84-2,387.73

Finding the Fourth Proportional to 3,620.73, 5,433.84 and 2,387.73

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Solution

The fourth proportional to 3,620.73, 5,433.84 and 2,387.73 is: 3,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.73 : 5,433.84 = 2,387.73 : x
  2. Step 2: Convert to fraction form
    3,620.73/5,433.84 = 2,387.73/x
  3. Step 3: Cross multiply
    3,620.73x = 5,433.84 × 2,387.73
  4. Step 4: Simplify right side
    3,620.73x = 12,974,542.78
  5. Step 5: Solve for x
    x = 12,974,542.78/3,620.73
  6. Step 6: Final answer
    x = 3,583.41

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1.5x scale

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.