Home / 3,586.16-5,382.66-2,202.20

Finding the Fourth Proportional to 3,586.16, 5,382.66 and 2,202.20

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Solution

The fourth proportional to 3,586.16, 5,382.66 and 2,202.20 is: 3,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.16 : 5,382.66 = 2,202.20 : x
  2. Step 2: Convert to fraction form
    3,586.16/5,382.66 = 2,202.20/x
  3. Step 3: Cross multiply
    3,586.16x = 5,382.66 × 2,202.20
  4. Step 4: Simplify right side
    3,586.16x = 11,853,682.99
  5. Step 5: Solve for x
    x = 11,853,682.99/3,586.16
  6. Step 6: Final answer
    x = 3,305.39

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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.