Home / 3,383.50-5,075.25-1,191.98

Finding the Fourth Proportional to 3,383.50, 5,075.25 and 1,191.98

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Solution

The fourth proportional to 3,383.50, 5,075.25 and 1,191.98 is: 1,787.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.50 : 5,075.25 = 1,191.98 : x
  2. Step 2: Convert to fraction form
    3,383.50/5,075.25 = 1,191.98/x
  3. Step 3: Cross multiply
    3,383.50x = 5,075.25 × 1,191.98
  4. Step 4: Simplify right side
    3,383.50x = 6,049,596.50
  5. Step 5: Solve for x
    x = 6,049,596.50/3,383.50
  6. Step 6: Final answer
    x = 1,787.97

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.