Home / 4,005.30-5,527.22-2,236.80

Finding the Fourth Proportional to 4,005.30, 5,527.22 and 2,236.80

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Solution

The fourth proportional to 4,005.30, 5,527.22 and 2,236.80 is: 3,086.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.30 : 5,527.22 = 2,236.80 : x
  2. Step 2: Convert to fraction form
    4,005.30/5,527.22 = 2,236.80/x
  3. Step 3: Cross multiply
    4,005.30x = 5,527.22 × 2,236.80
  4. Step 4: Simplify right side
    4,005.30x = 12,363,285.70
  5. Step 5: Solve for x
    x = 12,363,285.70/4,005.30
  6. Step 6: Final answer
    x = 3,086.73

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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.