Home / 3,946.84-5,919.85-2,481.55

Finding the Fourth Proportional to 3,946.84, 5,919.85 and 2,481.55

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Solution

The fourth proportional to 3,946.84, 5,919.85 and 2,481.55 is: 3,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.84 : 5,919.85 = 2,481.55 : x
  2. Step 2: Convert to fraction form
    3,946.84/5,919.85 = 2,481.55/x
  3. Step 3: Cross multiply
    3,946.84x = 5,919.85 × 2,481.55
  4. Step 4: Simplify right side
    3,946.84x = 14,690,403.77
  5. Step 5: Solve for x
    x = 14,690,403.77/3,946.84
  6. Step 6: Final answer
    x = 3,722.07

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1.5x scale

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.