Home / 3,622.51-5,421.41-2,512.30

Finding the Fourth Proportional to 3,622.51, 5,421.41 and 2,512.30

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Solution

The fourth proportional to 3,622.51, 5,421.41 and 2,512.30 is: 3,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.51 : 5,421.41 = 2,512.30 : x
  2. Step 2: Convert to fraction form
    3,622.51/5,421.41 = 2,512.30/x
  3. Step 3: Cross multiply
    3,622.51x = 5,421.41 × 2,512.30
  4. Step 4: Simplify right side
    3,622.51x = 13,620,208.34
  5. Step 5: Solve for x
    x = 13,620,208.34/3,622.51
  6. Step 6: Final answer
    x = 3,759.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.