Home / 3,863.02-5,330.91-2,184.97

Finding the Fourth Proportional to 3,863.02, 5,330.91 and 2,184.97

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Solution

The fourth proportional to 3,863.02, 5,330.91 and 2,184.97 is: 3,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.02 : 5,330.91 = 2,184.97 : x
  2. Step 2: Convert to fraction form
    3,863.02/5,330.91 = 2,184.97/x
  3. Step 3: Cross multiply
    3,863.02x = 5,330.91 × 2,184.97
  4. Step 4: Simplify right side
    3,863.02x = 11,647,878.42
  5. Step 5: Solve for x
    x = 11,647,878.42/3,863.02
  6. Step 6: Final answer
    x = 3,015.23

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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.