Home / 3,579.89-4,935.15-2,949.44

Finding the Fourth Proportional to 3,579.89, 4,935.15 and 2,949.44

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Solution

The fourth proportional to 3,579.89, 4,935.15 and 2,949.44 is: 4,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.89 : 4,935.15 = 2,949.44 : x
  2. Step 2: Convert to fraction form
    3,579.89/4,935.15 = 2,949.44/x
  3. Step 3: Cross multiply
    3,579.89x = 4,935.15 × 2,949.44
  4. Step 4: Simplify right side
    3,579.89x = 14,555,904.14
  5. Step 5: Solve for x
    x = 14,555,904.14/3,579.89
  6. Step 6: Final answer
    x = 4,066.03

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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.