Home / 3,766.91-5,198.38-2,088.35

Finding the Fourth Proportional to 3,766.91, 5,198.38 and 2,088.35

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Solution

The fourth proportional to 3,766.91, 5,198.38 and 2,088.35 is: 2,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.91 : 5,198.38 = 2,088.35 : x
  2. Step 2: Convert to fraction form
    3,766.91/5,198.38 = 2,088.35/x
  3. Step 3: Cross multiply
    3,766.91x = 5,198.38 × 2,088.35
  4. Step 4: Simplify right side
    3,766.91x = 10,856,005.66
  5. Step 5: Solve for x
    x = 10,856,005.66/3,766.91
  6. Step 6: Final answer
    x = 2,881.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.