Home / 3,963.23-5,468.81-2,194.39

Finding the Fourth Proportional to 3,963.23, 5,468.81 and 2,194.39

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Solution

The fourth proportional to 3,963.23, 5,468.81 and 2,194.39 is: 3,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.23 : 5,468.81 = 2,194.39 : x
  2. Step 2: Convert to fraction form
    3,963.23/5,468.81 = 2,194.39/x
  3. Step 3: Cross multiply
    3,963.23x = 5,468.81 × 2,194.39
  4. Step 4: Simplify right side
    3,963.23x = 12,000,701.98
  5. Step 5: Solve for x
    x = 12,000,701.98/3,963.23
  6. Step 6: Final answer
    x = 3,028.01

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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.