Home / 3,853.46-5,782.37-1,773.18

Finding the Fourth Proportional to 3,853.46, 5,782.37 and 1,773.18

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Solution

The fourth proportional to 3,853.46, 5,782.37 and 1,773.18 is: 2,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.46 : 5,782.37 = 1,773.18 : x
  2. Step 2: Convert to fraction form
    3,853.46/5,782.37 = 1,773.18/x
  3. Step 3: Cross multiply
    3,853.46x = 5,782.37 × 1,773.18
  4. Step 4: Simplify right side
    3,853.46x = 10,253,182.84
  5. Step 5: Solve for x
    x = 10,253,182.84/3,853.46
  6. Step 6: Final answer
    x = 2,660.77

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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.