Home / 2,361.30-3,559.64-2,202.72

Finding the Fourth Proportional to 2,361.30, 3,559.64 and 2,202.72

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Solution

The fourth proportional to 2,361.30, 3,559.64 and 2,202.72 is: 3,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.30 : 3,559.64 = 2,202.72 : x
  2. Step 2: Convert to fraction form
    2,361.30/3,559.64 = 2,202.72/x
  3. Step 3: Cross multiply
    2,361.30x = 3,559.64 × 2,202.72
  4. Step 4: Simplify right side
    2,361.30x = 7,840,879.21
  5. Step 5: Solve for x
    x = 7,840,879.21/2,361.30
  6. Step 6: Final answer
    x = 3,320.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.