Home / 3,963.10-5,469.15-2,284.23

Finding the Fourth Proportional to 3,963.10, 5,469.15 and 2,284.23

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Solution

The fourth proportional to 3,963.10, 5,469.15 and 2,284.23 is: 3,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.10 : 5,469.15 = 2,284.23 : x
  2. Step 2: Convert to fraction form
    3,963.10/5,469.15 = 2,284.23/x
  3. Step 3: Cross multiply
    3,963.10x = 5,469.15 × 2,284.23
  4. Step 4: Simplify right side
    3,963.10x = 12,492,784.56
  5. Step 5: Solve for x
    x = 12,492,784.56/3,963.10
  6. Step 6: Final answer
    x = 3,152.28

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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.