Home / 3,974.25-5,956.35-3,479.45

Finding the Fourth Proportional to 3,974.25, 5,956.35 and 3,479.45

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Solution

The fourth proportional to 3,974.25, 5,956.35 and 3,479.45 is: 5,214.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.25 : 5,956.35 = 3,479.45 : x
  2. Step 2: Convert to fraction form
    3,974.25/5,956.35 = 3,479.45/x
  3. Step 3: Cross multiply
    3,974.25x = 5,956.35 × 3,479.45
  4. Step 4: Simplify right side
    3,974.25x = 20,724,792.23
  5. Step 5: Solve for x
    x = 20,724,792.23/3,974.25
  6. Step 6: Final answer
    x = 5,214.77

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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.