Home / 3,782.82-5,674.23-1,150.35

Finding the Fourth Proportional to 3,782.82, 5,674.23 and 1,150.35

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Solution

The fourth proportional to 3,782.82, 5,674.23 and 1,150.35 is: 1,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.82 : 5,674.23 = 1,150.35 : x
  2. Step 2: Convert to fraction form
    3,782.82/5,674.23 = 1,150.35/x
  3. Step 3: Cross multiply
    3,782.82x = 5,674.23 × 1,150.35
  4. Step 4: Simplify right side
    3,782.82x = 6,527,350.48
  5. Step 5: Solve for x
    x = 6,527,350.48/3,782.82
  6. Step 6: Final answer
    x = 1,725.53

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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.