Home / 4,192.22-5,787.36-3,245.90

Finding the Fourth Proportional to 4,192.22, 5,787.36 and 3,245.90

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Solution

The fourth proportional to 4,192.22, 5,787.36 and 3,245.90 is: 4,480.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.22 : 5,787.36 = 3,245.90 : x
  2. Step 2: Convert to fraction form
    4,192.22/5,787.36 = 3,245.90/x
  3. Step 3: Cross multiply
    4,192.22x = 5,787.36 × 3,245.90
  4. Step 4: Simplify right side
    4,192.22x = 18,785,191.82
  5. Step 5: Solve for x
    x = 18,785,191.82/4,192.22
  6. Step 6: Final answer
    x = 4,480.97

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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.