Home / 3,964.80-5,956.38-2,488.62

Finding the Fourth Proportional to 3,964.80, 5,956.38 and 2,488.62

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Solution

The fourth proportional to 3,964.80, 5,956.38 and 2,488.62 is: 3,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.80 : 5,956.38 = 2,488.62 : x
  2. Step 2: Convert to fraction form
    3,964.80/5,956.38 = 2,488.62/x
  3. Step 3: Cross multiply
    3,964.80x = 5,956.38 × 2,488.62
  4. Step 4: Simplify right side
    3,964.80x = 14,823,166.40
  5. Step 5: Solve for x
    x = 14,823,166.40/3,964.80
  6. Step 6: Final answer
    x = 3,738.69

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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.