Home / 3,617.73-5,420.16-2,519.94

Finding the Fourth Proportional to 3,617.73, 5,420.16 and 2,519.94

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Solution

The fourth proportional to 3,617.73, 5,420.16 and 2,519.94 is: 3,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.73 : 5,420.16 = 2,519.94 : x
  2. Step 2: Convert to fraction form
    3,617.73/5,420.16 = 2,519.94/x
  3. Step 3: Cross multiply
    3,617.73x = 5,420.16 × 2,519.94
  4. Step 4: Simplify right side
    3,617.73x = 13,658,477.99
  5. Step 5: Solve for x
    x = 13,658,477.99/3,617.73
  6. Step 6: Final answer
    x = 3,775.43

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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.