Home / 3,949.40-5,924.82-2,281.88

Finding the Fourth Proportional to 3,949.40, 5,924.82 and 2,281.88

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Solution

The fourth proportional to 3,949.40, 5,924.82 and 2,281.88 is: 3,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.40 : 5,924.82 = 2,281.88 : x
  2. Step 2: Convert to fraction form
    3,949.40/5,924.82 = 2,281.88/x
  3. Step 3: Cross multiply
    3,949.40x = 5,924.82 × 2,281.88
  4. Step 4: Simplify right side
    3,949.40x = 13,519,728.26
  5. Step 5: Solve for x
    x = 13,519,728.26/3,949.40
  6. Step 6: Final answer
    x = 3,423.24

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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.