Home / 3,192.88-4,406.28-1,795.64

Finding the Fourth Proportional to 3,192.88, 4,406.28 and 1,795.64

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Solution

The fourth proportional to 3,192.88, 4,406.28 and 1,795.64 is: 2,478.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.88 : 4,406.28 = 1,795.64 : x
  2. Step 2: Convert to fraction form
    3,192.88/4,406.28 = 1,795.64/x
  3. Step 3: Cross multiply
    3,192.88x = 4,406.28 × 1,795.64
  4. Step 4: Simplify right side
    3,192.88x = 7,912,092.62
  5. Step 5: Solve for x
    x = 7,912,092.62/3,192.88
  6. Step 6: Final answer
    x = 2,478.04

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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.