Home / 4,118.08-5,682.88-2,229.62

Finding the Fourth Proportional to 4,118.08, 5,682.88 and 2,229.62

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Solution

The fourth proportional to 4,118.08, 5,682.88 and 2,229.62 is: 3,076.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.08 : 5,682.88 = 2,229.62 : x
  2. Step 2: Convert to fraction form
    4,118.08/5,682.88 = 2,229.62/x
  3. Step 3: Cross multiply
    4,118.08x = 5,682.88 × 2,229.62
  4. Step 4: Simplify right side
    4,118.08x = 12,670,662.91
  5. Step 5: Solve for x
    x = 12,670,662.91/4,118.08
  6. Step 6: Final answer
    x = 3,076.84

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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.