Home / 3,813.35-5,717.99-1,963.71

Finding the Fourth Proportional to 3,813.35, 5,717.99 and 1,963.71

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Solution

The fourth proportional to 3,813.35, 5,717.99 and 1,963.71 is: 2,944.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.35 : 5,717.99 = 1,963.71 : x
  2. Step 2: Convert to fraction form
    3,813.35/5,717.99 = 1,963.71/x
  3. Step 3: Cross multiply
    3,813.35x = 5,717.99 × 1,963.71
  4. Step 4: Simplify right side
    3,813.35x = 11,228,479.05
  5. Step 5: Solve for x
    x = 11,228,479.05/3,813.35
  6. Step 6: Final answer
    x = 2,944.52

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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.