Home / 3,192.98-4,405.96-1,776.44

Finding the Fourth Proportional to 3,192.98, 4,405.96 and 1,776.44

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Solution

The fourth proportional to 3,192.98, 4,405.96 and 1,776.44 is: 2,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.98 : 4,405.96 = 1,776.44 : x
  2. Step 2: Convert to fraction form
    3,192.98/4,405.96 = 1,776.44/x
  3. Step 3: Cross multiply
    3,192.98x = 4,405.96 × 1,776.44
  4. Step 4: Simplify right side
    3,192.98x = 7,826,923.58
  5. Step 5: Solve for x
    x = 7,826,923.58/3,192.98
  6. Step 6: Final answer
    x = 2,451.29

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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.