Home / 3,949.04-5,919.60-2,563.28

Finding the Fourth Proportional to 3,949.04, 5,919.60 and 2,563.28

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Solution

The fourth proportional to 3,949.04, 5,919.60 and 2,563.28 is: 3,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.04 : 5,919.60 = 2,563.28 : x
  2. Step 2: Convert to fraction form
    3,949.04/5,919.60 = 2,563.28/x
  3. Step 3: Cross multiply
    3,949.04x = 5,919.60 × 2,563.28
  4. Step 4: Simplify right side
    3,949.04x = 15,173,592.29
  5. Step 5: Solve for x
    x = 15,173,592.29/3,949.04
  6. Step 6: Final answer
    x = 3,842.35

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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.