Home / 3,724.58-5,137.89-2,211.23

Finding the Fourth Proportional to 3,724.58, 5,137.89 and 2,211.23

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Solution

The fourth proportional to 3,724.58, 5,137.89 and 2,211.23 is: 3,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.58 : 5,137.89 = 2,211.23 : x
  2. Step 2: Convert to fraction form
    3,724.58/5,137.89 = 2,211.23/x
  3. Step 3: Cross multiply
    3,724.58x = 5,137.89 × 2,211.23
  4. Step 4: Simplify right side
    3,724.58x = 11,361,056.50
  5. Step 5: Solve for x
    x = 11,361,056.50/3,724.58
  6. Step 6: Final answer
    x = 3,050.29

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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.