Home / 3,531.87-4,871.84-2,336.85

Finding the Fourth Proportional to 3,531.87, 4,871.84 and 2,336.85

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Solution

The fourth proportional to 3,531.87, 4,871.84 and 2,336.85 is: 3,223.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.87 : 4,871.84 = 2,336.85 : x
  2. Step 2: Convert to fraction form
    3,531.87/4,871.84 = 2,336.85/x
  3. Step 3: Cross multiply
    3,531.87x = 4,871.84 × 2,336.85
  4. Step 4: Simplify right side
    3,531.87x = 11,384,747.62
  5. Step 5: Solve for x
    x = 11,384,747.62/3,531.87
  6. Step 6: Final answer
    x = 3,223.43

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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.