Home / 3,192.72-4,406.04-1,795.80

Finding the Fourth Proportional to 3,192.72, 4,406.04 and 1,795.80

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Solution

The fourth proportional to 3,192.72, 4,406.04 and 1,795.80 is: 2,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.72 : 4,406.04 = 1,795.80 : x
  2. Step 2: Convert to fraction form
    3,192.72/4,406.04 = 1,795.80/x
  3. Step 3: Cross multiply
    3,192.72x = 4,406.04 × 1,795.80
  4. Step 4: Simplify right side
    3,192.72x = 7,912,366.63
  5. Step 5: Solve for x
    x = 7,912,366.63/3,192.72
  6. Step 6: Final answer
    x = 2,478.25

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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.