Home / 3,963.00-5,469.21-2,284.30

Finding the Fourth Proportional to 3,963.00, 5,469.21 and 2,284.30

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Solution

The fourth proportional to 3,963.00, 5,469.21 and 2,284.30 is: 3,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.00 : 5,469.21 = 2,284.30 : x
  2. Step 2: Convert to fraction form
    3,963.00/5,469.21 = 2,284.30/x
  3. Step 3: Cross multiply
    3,963.00x = 5,469.21 × 2,284.30
  4. Step 4: Simplify right side
    3,963.00x = 12,493,337.33
  5. Step 5: Solve for x
    x = 12,493,337.33/3,963.00
  6. Step 6: Final answer
    x = 3,152.50

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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.