Home / 2,202.08-3,303.12-742.26

Finding the Fourth Proportional to 2,202.08, 3,303.12 and 742.26

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Solution

The fourth proportional to 2,202.08, 3,303.12 and 742.26 is: 1,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.08 : 3,303.12 = 742.26 : x
  2. Step 2: Convert to fraction form
    2,202.08/3,303.12 = 742.26/x
  3. Step 3: Cross multiply
    2,202.08x = 3,303.12 × 742.26
  4. Step 4: Simplify right side
    2,202.08x = 2,451,773.85
  5. Step 5: Solve for x
    x = 2,451,773.85/2,202.08
  6. Step 6: Final answer
    x = 1,113.39

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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.